Home / 2,713.59-4,070.55-934.75

Finding the Fourth Proportional to 2,713.59, 4,070.55 and 934.75

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Solution

The fourth proportional to 2,713.59, 4,070.55 and 934.75 is: 1,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.59 : 4,070.55 = 934.75 : x
  2. Step 2: Convert to fraction form
    2,713.59/4,070.55 = 934.75/x
  3. Step 3: Cross multiply
    2,713.59x = 4,070.55 × 934.75
  4. Step 4: Simplify right side
    2,713.59x = 3,804,955.21
  5. Step 5: Solve for x
    x = 3,804,955.21/2,713.59
  6. Step 6: Final answer
    x = 1,402.19

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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.