Home / 9,520.01-13,137.63-5,328.26

Finding the Fourth Proportional to 9,520.01, 13,137.63 and 5,328.26

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Solution

The fourth proportional to 9,520.01, 13,137.63 and 5,328.26 is: 7,353.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.01 : 13,137.63 = 5,328.26 : x
  2. Step 2: Convert to fraction form
    9,520.01/13,137.63 = 5,328.26/x
  3. Step 3: Cross multiply
    9,520.01x = 13,137.63 × 5,328.26
  4. Step 4: Simplify right side
    9,520.01x = 70,000,708.42
  5. Step 5: Solve for x
    x = 70,000,708.42/9,520.01
  6. Step 6: Final answer
    x = 7,353.01

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Half 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.