Home / 1,446.48-2,158.34-1,358.30

Finding the Fourth Proportional to 1,446.48, 2,158.34 and 1,358.30

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Solution

The fourth proportional to 1,446.48, 2,158.34 and 1,358.30 is: 2,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.48 : 2,158.34 = 1,358.30 : x
  2. Step 2: Convert to fraction form
    1,446.48/2,158.34 = 1,358.30/x
  3. Step 3: Cross multiply
    1,446.48x = 2,158.34 × 1,358.30
  4. Step 4: Simplify right side
    1,446.48x = 2,931,671.83
  5. Step 5: Solve for x
    x = 2,931,671.83/1,446.48
  6. Step 6: Final answer
    x = 2,026.76

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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.