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Finding the Fourth Proportional to 10,672.69, 16,017.20 and 4,833.40

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Solution

The fourth proportional to 10,672.69, 16,017.20 and 4,833.40 is: 7,253.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.69 : 16,017.20 = 4,833.40 : x
  2. Step 2: Convert to fraction form
    10,672.69/16,017.20 = 4,833.40/x
  3. Step 3: Cross multiply
    10,672.69x = 16,017.20 × 4,833.40
  4. Step 4: Simplify right side
    10,672.69x = 77,417,534.48
  5. Step 5: Solve for x
    x = 77,417,534.48/10,672.69
  6. Step 6: Final answer
    x = 7,253.80

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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.