Home / 1,770.24-2,442.11-1,061.76

Finding the Fourth Proportional to 1,770.24, 2,442.11 and 1,061.76

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Solution

The fourth proportional to 1,770.24, 2,442.11 and 1,061.76 is: 1,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.24 : 2,442.11 = 1,061.76 : x
  2. Step 2: Convert to fraction form
    1,770.24/2,442.11 = 1,061.76/x
  3. Step 3: Cross multiply
    1,770.24x = 2,442.11 × 1,061.76
  4. Step 4: Simplify right side
    1,770.24x = 2,592,929.40
  5. Step 5: Solve for x
    x = 2,592,929.40/1,770.24
  6. Step 6: Final answer
    x = 1,464.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.