Home / 4,757.60-6,564.43-2,988.56

Finding the Fourth Proportional to 4,757.60, 6,564.43 and 2,988.56

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Solution

The fourth proportional to 4,757.60, 6,564.43 and 2,988.56 is: 4,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.60 : 6,564.43 = 2,988.56 : x
  2. Step 2: Convert to fraction form
    4,757.60/6,564.43 = 2,988.56/x
  3. Step 3: Cross multiply
    4,757.60x = 6,564.43 × 2,988.56
  4. Step 4: Simplify right side
    4,757.60x = 19,618,192.92
  5. Step 5: Solve for x
    x = 19,618,192.92/4,757.60
  6. Step 6: Final answer
    x = 4,123.55

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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.