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Finding the Fourth Proportional to 4,707.95, 7,061.84 and 1,150.11

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Solution

The fourth proportional to 4,707.95, 7,061.84 and 1,150.11 is: 1,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707.95 : 7,061.84 = 1,150.11 : x
  2. Step 2: Convert to fraction form
    4,707.95/7,061.84 = 1,150.11/x
  3. Step 3: Cross multiply
    4,707.95x = 7,061.84 × 1,150.11
  4. Step 4: Simplify right side
    4,707.95x = 8,121,887.05
  5. Step 5: Solve for x
    x = 8,121,887.05/4,707.95
  6. Step 6: Final answer
    x = 1,725.14

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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.