Home / 1,747.11-2,410.66-1,117.15

Finding the Fourth Proportional to 1,747.11, 2,410.66 and 1,117.15

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Solution

The fourth proportional to 1,747.11, 2,410.66 and 1,117.15 is: 1,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.11 : 2,410.66 = 1,117.15 : x
  2. Step 2: Convert to fraction form
    1,747.11/2,410.66 = 1,117.15/x
  3. Step 3: Cross multiply
    1,747.11x = 2,410.66 × 1,117.15
  4. Step 4: Simplify right side
    1,747.11x = 2,693,068.82
  5. Step 5: Solve for x
    x = 2,693,068.82/1,747.11
  6. Step 6: Final answer
    x = 1,541.44

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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.