Home / 4,872.74-7,307.52-1,585.12

Finding the Fourth Proportional to 4,872.74, 7,307.52 and 1,585.12

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Solution

The fourth proportional to 4,872.74, 7,307.52 and 1,585.12 is: 2,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.74 : 7,307.52 = 1,585.12 : x
  2. Step 2: Convert to fraction form
    4,872.74/7,307.52 = 1,585.12/x
  3. Step 3: Cross multiply
    4,872.74x = 7,307.52 × 1,585.12
  4. Step 4: Simplify right side
    4,872.74x = 11,583,296.10
  5. Step 5: Solve for x
    x = 11,583,296.10/4,872.74
  6. Step 6: Final answer
    x = 2,377.16

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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.