Home / 9,470.17-13,058.58-6,447.25

Finding the Fourth Proportional to 9,470.17, 13,058.58 and 6,447.25

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Solution

The fourth proportional to 9,470.17, 13,058.58 and 6,447.25 is: 8,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,470.17 : 13,058.58 = 6,447.25 : x
  2. Step 2: Convert to fraction form
    9,470.17/13,058.58 = 6,447.25/x
  3. Step 3: Cross multiply
    9,470.17x = 13,058.58 × 6,447.25
  4. Step 4: Simplify right side
    9,470.17x = 84,191,929.91
  5. Step 5: Solve for x
    x = 84,191,929.91/9,470.17
  6. Step 6: Final answer
    x = 8,890.22

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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.