Home / 10,666.81-16,008.38-4,827.52

Finding the Fourth Proportional to 10,666.81, 16,008.38 and 4,827.52

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Solution

The fourth proportional to 10,666.81, 16,008.38 and 4,827.52 is: 7,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.81 : 16,008.38 = 4,827.52 : x
  2. Step 2: Convert to fraction form
    10,666.81/16,008.38 = 4,827.52/x
  3. Step 3: Cross multiply
    10,666.81x = 16,008.38 × 4,827.52
  4. Step 4: Simplify right side
    10,666.81x = 77,280,774.62
  5. Step 5: Solve for x
    x = 77,280,774.62/10,666.81
  6. Step 6: Final answer
    x = 7,244.98

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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.