Home / 10,845.13-14,966.30-5,877.13

Finding the Fourth Proportional to 10,845.13, 14,966.30 and 5,877.13

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Solution

The fourth proportional to 10,845.13, 14,966.30 and 5,877.13 is: 8,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,845.13 : 14,966.30 = 5,877.13 : x
  2. Step 2: Convert to fraction form
    10,845.13/14,966.30 = 5,877.13/x
  3. Step 3: Cross multiply
    10,845.13x = 14,966.30 × 5,877.13
  4. Step 4: Simplify right side
    10,845.13x = 87,958,890.72
  5. Step 5: Solve for x
    x = 87,958,890.72/10,845.13
  6. Step 6: Final answer
    x = 8,110.45

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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.