Home / 10,526.74-15,789.97-3,030.48

Finding the Fourth Proportional to 10,526.74, 15,789.97 and 3,030.48

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Solution

The fourth proportional to 10,526.74, 15,789.97 and 3,030.48 is: 4,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.74 : 15,789.97 = 3,030.48 : x
  2. Step 2: Convert to fraction form
    10,526.74/15,789.97 = 3,030.48/x
  3. Step 3: Cross multiply
    10,526.74x = 15,789.97 × 3,030.48
  4. Step 4: Simplify right side
    10,526.74x = 47,851,180.71
  5. Step 5: Solve for x
    x = 47,851,180.71/10,526.74
  6. Step 6: Final answer
    x = 4,545.68

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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.