Home / 1,529.42-2,292.50-1,040.18

Finding the Fourth Proportional to 1,529.42, 2,292.50 and 1,040.18

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Solution

The fourth proportional to 1,529.42, 2,292.50 and 1,040.18 is: 1,559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.42 : 2,292.50 = 1,040.18 : x
  2. Step 2: Convert to fraction form
    1,529.42/2,292.50 = 1,040.18/x
  3. Step 3: Cross multiply
    1,529.42x = 2,292.50 × 1,040.18
  4. Step 4: Simplify right side
    1,529.42x = 2,384,612.65
  5. Step 5: Solve for x
    x = 2,384,612.65/1,529.42
  6. Step 6: Final answer
    x = 1,559.16

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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.