Home / 1,561.74-2,344.85-1,534.07

Finding the Fourth Proportional to 1,561.74, 2,344.85 and 1,534.07

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Solution

The fourth proportional to 1,561.74, 2,344.85 and 1,534.07 is: 2,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561.74 : 2,344.85 = 1,534.07 : x
  2. Step 2: Convert to fraction form
    1,561.74/2,344.85 = 1,534.07/x
  3. Step 3: Cross multiply
    1,561.74x = 2,344.85 × 1,534.07
  4. Step 4: Simplify right side
    1,561.74x = 3,597,144.64
  5. Step 5: Solve for x
    x = 3,597,144.64/1,561.74
  6. Step 6: Final answer
    x = 2,303.29

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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.