Home / 6,310.04-8,707.25-3,657.60

Finding the Fourth Proportional to 6,310.04, 8,707.25 and 3,657.60

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Solution

The fourth proportional to 6,310.04, 8,707.25 and 3,657.60 is: 5,047.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,310.04 : 8,707.25 = 3,657.60 : x
  2. Step 2: Convert to fraction form
    6,310.04/8,707.25 = 3,657.60/x
  3. Step 3: Cross multiply
    6,310.04x = 8,707.25 × 3,657.60
  4. Step 4: Simplify right side
    6,310.04x = 31,847,646.74
  5. Step 5: Solve for x
    x = 31,847,646.74/6,310.04
  6. Step 6: Final answer
    x = 5,047.14

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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.