Home / 8,743.70-12,066.46-4,764.90

Finding the Fourth Proportional to 8,743.70, 12,066.46 and 4,764.90

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Solution

The fourth proportional to 8,743.70, 12,066.46 and 4,764.90 is: 6,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.70 : 12,066.46 = 4,764.90 : x
  2. Step 2: Convert to fraction form
    8,743.70/12,066.46 = 4,764.90/x
  3. Step 3: Cross multiply
    8,743.70x = 12,066.46 × 4,764.90
  4. Step 4: Simplify right side
    8,743.70x = 57,495,475.25
  5. Step 5: Solve for x
    x = 57,495,475.25/8,743.70
  6. Step 6: Final answer
    x = 6,575.65

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1.5x scale

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.