Home / 4,505.52-6,215.76-3,011.88

Finding the Fourth Proportional to 4,505.52, 6,215.76 and 3,011.88

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Solution

The fourth proportional to 4,505.52, 6,215.76 and 3,011.88 is: 4,155.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.52 : 6,215.76 = 3,011.88 : x
  2. Step 2: Convert to fraction form
    4,505.52/6,215.76 = 3,011.88/x
  3. Step 3: Cross multiply
    4,505.52x = 6,215.76 × 3,011.88
  4. Step 4: Simplify right side
    4,505.52x = 18,721,123.23
  5. Step 5: Solve for x
    x = 18,721,123.23/4,505.52
  6. Step 6: Final answer
    x = 4,155.15

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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.