Home / 1,523.75-2,270.45-1,360.17

Finding the Fourth Proportional to 1,523.75, 2,270.45 and 1,360.17

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Solution

The fourth proportional to 1,523.75, 2,270.45 and 1,360.17 is: 2,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.75 : 2,270.45 = 1,360.17 : x
  2. Step 2: Convert to fraction form
    1,523.75/2,270.45 = 1,360.17/x
  3. Step 3: Cross multiply
    1,523.75x = 2,270.45 × 1,360.17
  4. Step 4: Simplify right side
    1,523.75x = 3,088,191.18
  5. Step 5: Solve for x
    x = 3,088,191.18/1,523.75
  6. Step 6: Final answer
    x = 2,026.71

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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.