Home / 6,228.98-8,570.24-4,728.15

Finding the Fourth Proportional to 6,228.98, 8,570.24 and 4,728.15

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Solution

The fourth proportional to 6,228.98, 8,570.24 and 4,728.15 is: 6,505.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228.98 : 8,570.24 = 4,728.15 : x
  2. Step 2: Convert to fraction form
    6,228.98/8,570.24 = 4,728.15/x
  3. Step 3: Cross multiply
    6,228.98x = 8,570.24 × 4,728.15
  4. Step 4: Simplify right side
    6,228.98x = 40,521,356.62
  5. Step 5: Solve for x
    x = 40,521,356.62/6,228.98
  6. Step 6: Final answer
    x = 6,505.30

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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.