Home / 10,050.60-13,869.30-5,574

Finding the Fourth Proportional to 10,050.60, 13,869.30 and 5,574

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Solution

The fourth proportional to 10,050.60, 13,869.30 and 5,574 is: 7,691.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.60 : 13,869.30 = 5,574 : x
  2. Step 2: Convert to fraction form
    10,050.60/13,869.30 = 5,574/x
  3. Step 3: Cross multiply
    10,050.60x = 13,869.30 × 5,574
  4. Step 4: Simplify right side
    10,050.60x = 77,307,478.20
  5. Step 5: Solve for x
    x = 77,307,478.20/10,050.60
  6. Step 6: Final answer
    x = 7,691.83

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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.