Home / 1,526.97-2,278.92-1,379.35

Finding the Fourth Proportional to 1,526.97, 2,278.92 and 1,379.35

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Solution

The fourth proportional to 1,526.97, 2,278.92 and 1,379.35 is: 2,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.97 : 2,278.92 = 1,379.35 : x
  2. Step 2: Convert to fraction form
    1,526.97/2,278.92 = 1,379.35/x
  3. Step 3: Cross multiply
    1,526.97x = 2,278.92 × 1,379.35
  4. Step 4: Simplify right side
    1,526.97x = 3,143,426.37
  5. Step 5: Solve for x
    x = 3,143,426.37/1,526.97
  6. Step 6: Final answer
    x = 2,058.60

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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.