Home / 7,442.72-11,156.25-2,510.63

Finding the Fourth Proportional to 7,442.72, 11,156.25 and 2,510.63

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Solution

The fourth proportional to 7,442.72, 11,156.25 and 2,510.63 is: 3,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.72 : 11,156.25 = 2,510.63 : x
  2. Step 2: Convert to fraction form
    7,442.72/11,156.25 = 2,510.63/x
  3. Step 3: Cross multiply
    7,442.72x = 11,156.25 × 2,510.63
  4. Step 4: Simplify right side
    7,442.72x = 28,009,215.94
  5. Step 5: Solve for x
    x = 28,009,215.94/7,442.72
  6. Step 6: Final answer
    x = 3,763.30

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1.5x scale

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.