Home / 1,446.02-2,154.10-1,356.38

Finding the Fourth Proportional to 1,446.02, 2,154.10 and 1,356.38

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Solution

The fourth proportional to 1,446.02, 2,154.10 and 1,356.38 is: 2,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.02 : 2,154.10 = 1,356.38 : x
  2. Step 2: Convert to fraction form
    1,446.02/2,154.10 = 1,356.38/x
  3. Step 3: Cross multiply
    1,446.02x = 2,154.10 × 1,356.38
  4. Step 4: Simplify right side
    1,446.02x = 2,921,778.16
  5. Step 5: Solve for x
    x = 2,921,778.16/1,446.02
  6. Step 6: Final answer
    x = 2,020.57

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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.