Home / 9,526.08-13,146.14-5,490.68

Finding the Fourth Proportional to 9,526.08, 13,146.14 and 5,490.68

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Solution

The fourth proportional to 9,526.08, 13,146.14 and 5,490.68 is: 7,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,526.08 : 13,146.14 = 5,490.68 : x
  2. Step 2: Convert to fraction form
    9,526.08/13,146.14 = 5,490.68/x
  3. Step 3: Cross multiply
    9,526.08x = 13,146.14 × 5,490.68
  4. Step 4: Simplify right side
    9,526.08x = 72,181,247.98
  5. Step 5: Solve for x
    x = 72,181,247.98/9,526.08
  6. Step 6: Final answer
    x = 7,577.22

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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.