Home / 6,300.75-8,695.38-3,612.41

Finding the Fourth Proportional to 6,300.75, 8,695.38 and 3,612.41

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Solution

The fourth proportional to 6,300.75, 8,695.38 and 3,612.41 is: 4,985.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.75 : 8,695.38 = 3,612.41 : x
  2. Step 2: Convert to fraction form
    6,300.75/8,695.38 = 3,612.41/x
  3. Step 3: Cross multiply
    6,300.75x = 8,695.38 × 3,612.41
  4. Step 4: Simplify right side
    6,300.75x = 31,411,234.19
  5. Step 5: Solve for x
    x = 31,411,234.19/6,300.75
  6. Step 6: Final answer
    x = 4,985.32

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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.