Home / 5,011.46-7,515.72-1,501.32

Finding the Fourth Proportional to 5,011.46, 7,515.72 and 1,501.32

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Solution

The fourth proportional to 5,011.46, 7,515.72 and 1,501.32 is: 2,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.46 : 7,515.72 = 1,501.32 : x
  2. Step 2: Convert to fraction form
    5,011.46/7,515.72 = 1,501.32/x
  3. Step 3: Cross multiply
    5,011.46x = 7,515.72 × 1,501.32
  4. Step 4: Simplify right side
    5,011.46x = 11,283,528.93
  5. Step 5: Solve for x
    x = 11,283,528.93/5,011.46
  6. Step 6: Final answer
    x = 2,251.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.