Home / 1,252.46-1,873.53-1,030.61

Finding the Fourth Proportional to 1,252.46, 1,873.53 and 1,030.61

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Solution

The fourth proportional to 1,252.46, 1,873.53 and 1,030.61 is: 1,541.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252.46 : 1,873.53 = 1,030.61 : x
  2. Step 2: Convert to fraction form
    1,252.46/1,873.53 = 1,030.61/x
  3. Step 3: Cross multiply
    1,252.46x = 1,873.53 × 1,030.61
  4. Step 4: Simplify right side
    1,252.46x = 1,930,869.39
  5. Step 5: Solve for x
    x = 1,930,869.39/1,252.46
  6. Step 6: Final answer
    x = 1,541.67

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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.