Home / 5,502.87-7,587.56-4,011.45

Finding the Fourth Proportional to 5,502.87, 7,587.56 and 4,011.45

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Solution

The fourth proportional to 5,502.87, 7,587.56 and 4,011.45 is: 5,531.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.87 : 7,587.56 = 4,011.45 : x
  2. Step 2: Convert to fraction form
    5,502.87/7,587.56 = 4,011.45/x
  3. Step 3: Cross multiply
    5,502.87x = 7,587.56 × 4,011.45
  4. Step 4: Simplify right side
    5,502.87x = 30,437,117.56
  5. Step 5: Solve for x
    x = 30,437,117.56/5,502.87
  6. Step 6: Final answer
    x = 5,531.14

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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.