Home / 1,369.02-2,044.22-1,088.20

Finding the Fourth Proportional to 1,369.02, 2,044.22 and 1,088.20

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Solution

The fourth proportional to 1,369.02, 2,044.22 and 1,088.20 is: 1,624.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369.02 : 2,044.22 = 1,088.20 : x
  2. Step 2: Convert to fraction form
    1,369.02/2,044.22 = 1,088.20/x
  3. Step 3: Cross multiply
    1,369.02x = 2,044.22 × 1,088.20
  4. Step 4: Simplify right side
    1,369.02x = 2,224,520.20
  5. Step 5: Solve for x
    x = 2,224,520.20/1,369.02
  6. Step 6: Final answer
    x = 1,624.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.