Home / 1,526.45-2,290.07-1,381.86

Finding the Fourth Proportional to 1,526.45, 2,290.07 and 1,381.86

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Solution

The fourth proportional to 1,526.45, 2,290.07 and 1,381.86 is: 2,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.45 : 2,290.07 = 1,381.86 : x
  2. Step 2: Convert to fraction form
    1,526.45/2,290.07 = 1,381.86/x
  3. Step 3: Cross multiply
    1,526.45x = 2,290.07 × 1,381.86
  4. Step 4: Simplify right side
    1,526.45x = 3,164,559.58
  5. Step 5: Solve for x
    x = 3,164,559.58/1,526.45
  6. Step 6: Final answer
    x = 2,073.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.