Home / 8,466.10-12,689.40-4,562.32

Finding the Fourth Proportional to 8,466.10, 12,689.40 and 4,562.32

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Solution

The fourth proportional to 8,466.10, 12,689.40 and 4,562.32 is: 6,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.10 : 12,689.40 = 4,562.32 : x
  2. Step 2: Convert to fraction form
    8,466.10/12,689.40 = 4,562.32/x
  3. Step 3: Cross multiply
    8,466.10x = 12,689.40 × 4,562.32
  4. Step 4: Simplify right side
    8,466.10x = 57,893,103.41
  5. Step 5: Solve for x
    x = 57,893,103.41/8,466.10
  6. Step 6: Final answer
    x = 6,838.23

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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.