Home / 5,057.28-6,984.45-4,507.56

Finding the Fourth Proportional to 5,057.28, 6,984.45 and 4,507.56

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Solution

The fourth proportional to 5,057.28, 6,984.45 and 4,507.56 is: 6,225.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057.28 : 6,984.45 = 4,507.56 : x
  2. Step 2: Convert to fraction form
    5,057.28/6,984.45 = 4,507.56/x
  3. Step 3: Cross multiply
    5,057.28x = 6,984.45 × 4,507.56
  4. Step 4: Simplify right side
    5,057.28x = 31,482,827.44
  5. Step 5: Solve for x
    x = 31,482,827.44/5,057.28
  6. Step 6: Final answer
    x = 6,225.25

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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.