Home / 8,012.16-11,056.78-4,475.48

Finding the Fourth Proportional to 8,012.16, 11,056.78 and 4,475.48

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Solution

The fourth proportional to 8,012.16, 11,056.78 and 4,475.48 is: 6,176.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.16 : 11,056.78 = 4,475.48 : x
  2. Step 2: Convert to fraction form
    8,012.16/11,056.78 = 4,475.48/x
  3. Step 3: Cross multiply
    8,012.16x = 11,056.78 × 4,475.48
  4. Step 4: Simplify right side
    8,012.16x = 49,484,397.75
  5. Step 5: Solve for x
    x = 49,484,397.75/8,012.16
  6. Step 6: Final answer
    x = 6,176.16

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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.