Home / 9,970.08-13,755.10-6,614.52

Finding the Fourth Proportional to 9,970.08, 13,755.10 and 6,614.52

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Solution

The fourth proportional to 9,970.08, 13,755.10 and 6,614.52 is: 9,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970.08 : 13,755.10 = 6,614.52 : x
  2. Step 2: Convert to fraction form
    9,970.08/13,755.10 = 6,614.52/x
  3. Step 3: Cross multiply
    9,970.08x = 13,755.10 × 6,614.52
  4. Step 4: Simplify right side
    9,970.08x = 90,983,384.05
  5. Step 5: Solve for x
    x = 90,983,384.05/9,970.08
  6. Step 6: Final answer
    x = 9,125.64

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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.