Home / 9,530.76-13,152.44-5,339.04

Finding the Fourth Proportional to 9,530.76, 13,152.44 and 5,339.04

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Solution

The fourth proportional to 9,530.76, 13,152.44 and 5,339.04 is: 7,367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530.76 : 13,152.44 = 5,339.04 : x
  2. Step 2: Convert to fraction form
    9,530.76/13,152.44 = 5,339.04/x
  3. Step 3: Cross multiply
    9,530.76x = 13,152.44 × 5,339.04
  4. Step 4: Simplify right side
    9,530.76x = 70,221,403.26
  5. Step 5: Solve for x
    x = 70,221,403.26/9,530.76
  6. Step 6: Final answer
    x = 7,367.87

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Half scale
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Double scale
Find fourth proportional to 9,531.76, 13,153.82 and 5,340.04
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.