Home / 10,358.66-15,541.77-6,466.34

Finding the Fourth Proportional to 10,358.66, 15,541.77 and 6,466.34

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Solution

The fourth proportional to 10,358.66, 15,541.77 and 6,466.34 is: 9,701.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.66 : 15,541.77 = 6,466.34 : x
  2. Step 2: Convert to fraction form
    10,358.66/15,541.77 = 6,466.34/x
  3. Step 3: Cross multiply
    10,358.66x = 15,541.77 × 6,466.34
  4. Step 4: Simplify right side
    10,358.66x = 100,498,369.02
  5. Step 5: Solve for x
    x = 100,498,369.02/10,358.66
  6. Step 6: Final answer
    x = 9,701.87

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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.