Home / 9,398.08-14,077.68-5,490.72

Finding the Fourth Proportional to 9,398.08, 14,077.68 and 5,490.72

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Solution

The fourth proportional to 9,398.08, 14,077.68 and 5,490.72 is: 8,224.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,398.08 : 14,077.68 = 5,490.72 : x
  2. Step 2: Convert to fraction form
    9,398.08/14,077.68 = 5,490.72/x
  3. Step 3: Cross multiply
    9,398.08x = 14,077.68 × 5,490.72
  4. Step 4: Simplify right side
    9,398.08x = 77,296,599.13
  5. Step 5: Solve for x
    x = 77,296,599.13/9,398.08
  6. Step 6: Final answer
    x = 8,224.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.