Home / 1,500.92-2,071.44-1,127.25

Finding the Fourth Proportional to 1,500.92, 2,071.44 and 1,127.25

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Solution

The fourth proportional to 1,500.92, 2,071.44 and 1,127.25 is: 1,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.92 : 2,071.44 = 1,127.25 : x
  2. Step 2: Convert to fraction form
    1,500.92/2,071.44 = 1,127.25/x
  3. Step 3: Cross multiply
    1,500.92x = 2,071.44 × 1,127.25
  4. Step 4: Simplify right side
    1,500.92x = 2,335,030.74
  5. Step 5: Solve for x
    x = 2,335,030.74/1,500.92
  6. Step 6: Final answer
    x = 1,555.73

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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.