Home / 6,292.98-8,680.23-4,877.91

Finding the Fourth Proportional to 6,292.98, 8,680.23 and 4,877.91

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Solution

The fourth proportional to 6,292.98, 8,680.23 and 4,877.91 is: 6,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.98 : 8,680.23 = 4,877.91 : x
  2. Step 2: Convert to fraction form
    6,292.98/8,680.23 = 4,877.91/x
  3. Step 3: Cross multiply
    6,292.98x = 8,680.23 × 4,877.91
  4. Step 4: Simplify right side
    6,292.98x = 42,341,380.72
  5. Step 5: Solve for x
    x = 42,341,380.72/6,292.98
  6. Step 6: Final answer
    x = 6,728.35

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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.