Home / 6,070.16-8,378.88-4,180.16

Finding the Fourth Proportional to 6,070.16, 8,378.88 and 4,180.16

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Solution

The fourth proportional to 6,070.16, 8,378.88 and 4,180.16 is: 5,770.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.16 : 8,378.88 = 4,180.16 : x
  2. Step 2: Convert to fraction form
    6,070.16/8,378.88 = 4,180.16/x
  3. Step 3: Cross multiply
    6,070.16x = 8,378.88 × 4,180.16
  4. Step 4: Simplify right side
    6,070.16x = 35,025,059.02
  5. Step 5: Solve for x
    x = 35,025,059.02/6,070.16
  6. Step 6: Final answer
    x = 5,770.04

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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.