Home / 10,780.29-14,877.45-6,064.92

Finding the Fourth Proportional to 10,780.29, 14,877.45 and 6,064.92

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Solution

The fourth proportional to 10,780.29, 14,877.45 and 6,064.92 is: 8,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780.29 : 14,877.45 = 6,064.92 : x
  2. Step 2: Convert to fraction form
    10,780.29/14,877.45 = 6,064.92/x
  3. Step 3: Cross multiply
    10,780.29x = 14,877.45 × 6,064.92
  4. Step 4: Simplify right side
    10,780.29x = 90,230,544.05
  5. Step 5: Solve for x
    x = 90,230,544.05/10,780.29
  6. Step 6: Final answer
    x = 8,369.96

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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.