Home / 1,456.85-2,174.08-1,301.15

Finding the Fourth Proportional to 1,456.85, 2,174.08 and 1,301.15

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Solution

The fourth proportional to 1,456.85, 2,174.08 and 1,301.15 is: 1,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.85 : 2,174.08 = 1,301.15 : x
  2. Step 2: Convert to fraction form
    1,456.85/2,174.08 = 1,301.15/x
  3. Step 3: Cross multiply
    1,456.85x = 2,174.08 × 1,301.15
  4. Step 4: Simplify right side
    1,456.85x = 2,828,804.19
  5. Step 5: Solve for x
    x = 2,828,804.19/1,456.85
  6. Step 6: Final answer
    x = 1,941.73

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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.