Home / 9,417.71-14,124.63-8,949.35

Finding the Fourth Proportional to 9,417.71, 14,124.63 and 8,949.35

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Solution

The fourth proportional to 9,417.71, 14,124.63 and 8,949.35 is: 13,422.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.71 : 14,124.63 = 8,949.35 : x
  2. Step 2: Convert to fraction form
    9,417.71/14,124.63 = 8,949.35/x
  3. Step 3: Cross multiply
    9,417.71x = 14,124.63 × 8,949.35
  4. Step 4: Simplify right side
    9,417.71x = 126,406,257.49
  5. Step 5: Solve for x
    x = 126,406,257.49/9,417.71
  6. Step 6: Final answer
    x = 13,422.19

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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.