Home / 1,778.49-2,454.38-1,060.32

Finding the Fourth Proportional to 1,778.49, 2,454.38 and 1,060.32

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Solution

The fourth proportional to 1,778.49, 2,454.38 and 1,060.32 is: 1,463.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778.49 : 2,454.38 = 1,060.32 : x
  2. Step 2: Convert to fraction form
    1,778.49/2,454.38 = 1,060.32/x
  3. Step 3: Cross multiply
    1,778.49x = 2,454.38 × 1,060.32
  4. Step 4: Simplify right side
    1,778.49x = 2,602,428.20
  5. Step 5: Solve for x
    x = 2,602,428.20/1,778.49
  6. Step 6: Final answer
    x = 1,463.28

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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.