Home / 8,015.35-11,061.13-4,430.56

Finding the Fourth Proportional to 8,015.35, 11,061.13 and 4,430.56

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Solution

The fourth proportional to 8,015.35, 11,061.13 and 4,430.56 is: 6,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.35 : 11,061.13 = 4,430.56 : x
  2. Step 2: Convert to fraction form
    8,015.35/11,061.13 = 4,430.56/x
  3. Step 3: Cross multiply
    8,015.35x = 11,061.13 × 4,430.56
  4. Step 4: Simplify right side
    8,015.35x = 49,007,000.13
  5. Step 5: Solve for x
    x = 49,007,000.13/8,015.35
  6. Step 6: Final answer
    x = 6,114.14

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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.