Home / 10,386.48-15,587.19-7,046.41

Finding the Fourth Proportional to 10,386.48, 15,587.19 and 7,046.41

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Solution

The fourth proportional to 10,386.48, 15,587.19 and 7,046.41 is: 10,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.48 : 15,587.19 = 7,046.41 : x
  2. Step 2: Convert to fraction form
    10,386.48/15,587.19 = 7,046.41/x
  3. Step 3: Cross multiply
    10,386.48x = 15,587.19 × 7,046.41
  4. Step 4: Simplify right side
    10,386.48x = 109,833,737.28
  5. Step 5: Solve for x
    x = 109,833,737.28/10,386.48
  6. Step 6: Final answer
    x = 10,574.68

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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.