Home / 6,077.85-8,377.47-4,816.68

Finding the Fourth Proportional to 6,077.85, 8,377.47 and 4,816.68

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Solution

The fourth proportional to 6,077.85, 8,377.47 and 4,816.68 is: 6,639.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.85 : 8,377.47 = 4,816.68 : x
  2. Step 2: Convert to fraction form
    6,077.85/8,377.47 = 4,816.68/x
  3. Step 3: Cross multiply
    6,077.85x = 8,377.47 × 4,816.68
  4. Step 4: Simplify right side
    6,077.85x = 40,351,592.20
  5. Step 5: Solve for x
    x = 40,351,592.20/6,077.85
  6. Step 6: Final answer
    x = 6,639.12

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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.