Home / 9,525.83-13,145.13-5,276.76

Finding the Fourth Proportional to 9,525.83, 13,145.13 and 5,276.76

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Solution

The fourth proportional to 9,525.83, 13,145.13 and 5,276.76 is: 7,281.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.83 : 13,145.13 = 5,276.76 : x
  2. Step 2: Convert to fraction form
    9,525.83/13,145.13 = 5,276.76/x
  3. Step 3: Cross multiply
    9,525.83x = 13,145.13 × 5,276.76
  4. Step 4: Simplify right side
    9,525.83x = 69,363,696.18
  5. Step 5: Solve for x
    x = 69,363,696.18/9,525.83
  6. Step 6: Final answer
    x = 7,281.65

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Half scale
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Double scale
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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.