Home / 6,071.16-8,382.34-4,478.02

Finding the Fourth Proportional to 6,071.16, 8,382.34 and 4,478.02

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Solution

The fourth proportional to 6,071.16, 8,382.34 and 4,478.02 is: 6,182.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071.16 : 8,382.34 = 4,478.02 : x
  2. Step 2: Convert to fraction form
    6,071.16/8,382.34 = 4,478.02/x
  3. Step 3: Cross multiply
    6,071.16x = 8,382.34 × 4,478.02
  4. Step 4: Simplify right side
    6,071.16x = 37,536,286.17
  5. Step 5: Solve for x
    x = 37,536,286.17/6,071.16
  6. Step 6: Final answer
    x = 6,182.72

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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.