Home / 3,115.17-4,672.85-1,036.08

Finding the Fourth Proportional to 3,115.17, 4,672.85 and 1,036.08

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Solution

The fourth proportional to 3,115.17, 4,672.85 and 1,036.08 is: 1,554.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115.17 : 4,672.85 = 1,036.08 : x
  2. Step 2: Convert to fraction form
    3,115.17/4,672.85 = 1,036.08/x
  3. Step 3: Cross multiply
    3,115.17x = 4,672.85 × 1,036.08
  4. Step 4: Simplify right side
    3,115.17x = 4,841,441.25
  5. Step 5: Solve for x
    x = 4,841,441.25/3,115.17
  6. Step 6: Final answer
    x = 1,554.15

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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.