Home / 10,666.43-14,717.26-6,416.36

Finding the Fourth Proportional to 10,666.43, 14,717.26 and 6,416.36

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Solution

The fourth proportional to 10,666.43, 14,717.26 and 6,416.36 is: 8,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.43 : 14,717.26 = 6,416.36 : x
  2. Step 2: Convert to fraction form
    10,666.43/14,717.26 = 6,416.36/x
  3. Step 3: Cross multiply
    10,666.43x = 14,717.26 × 6,416.36
  4. Step 4: Simplify right side
    10,666.43x = 94,431,148.75
  5. Step 5: Solve for x
    x = 94,431,148.75/10,666.43
  6. Step 6: Final answer
    x = 8,853.12

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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.