Home / 2,288.16-3,432.45-1,055.91

Finding the Fourth Proportional to 2,288.16, 3,432.45 and 1,055.91

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Solution

The fourth proportional to 2,288.16, 3,432.45 and 1,055.91 is: 1,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288.16 : 3,432.45 = 1,055.91 : x
  2. Step 2: Convert to fraction form
    2,288.16/3,432.45 = 1,055.91/x
  3. Step 3: Cross multiply
    2,288.16x = 3,432.45 × 1,055.91
  4. Step 4: Simplify right side
    2,288.16x = 3,624,358.28
  5. Step 5: Solve for x
    x = 3,624,358.28/2,288.16
  6. Step 6: Final answer
    x = 1,583.96

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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.