Home / 1,587.44-2,381.54-1,006.17

Finding the Fourth Proportional to 1,587.44, 2,381.54 and 1,006.17

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Solution

The fourth proportional to 1,587.44, 2,381.54 and 1,006.17 is: 1,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587.44 : 2,381.54 = 1,006.17 : x
  2. Step 2: Convert to fraction form
    1,587.44/2,381.54 = 1,006.17/x
  3. Step 3: Cross multiply
    1,587.44x = 2,381.54 × 1,006.17
  4. Step 4: Simplify right side
    1,587.44x = 2,396,237.78
  5. Step 5: Solve for x
    x = 2,396,237.78/1,587.44
  6. Step 6: Final answer
    x = 1,509.50

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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.