Home / 6,260.04-8,639.20-3,607.84

Finding the Fourth Proportional to 6,260.04, 8,639.20 and 3,607.84

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Solution

The fourth proportional to 6,260.04, 8,639.20 and 3,607.84 is: 4,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.04 : 8,639.20 = 3,607.84 : x
  2. Step 2: Convert to fraction form
    6,260.04/8,639.20 = 3,607.84/x
  3. Step 3: Cross multiply
    6,260.04x = 8,639.20 × 3,607.84
  4. Step 4: Simplify right side
    6,260.04x = 31,168,851.33
  5. Step 5: Solve for x
    x = 31,168,851.33/6,260.04
  6. Step 6: Final answer
    x = 4,979.02

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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.