Home / 6,405.04-8,839.02-3,610

Finding the Fourth Proportional to 6,405.04, 8,839.02 and 3,610

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Solution

The fourth proportional to 6,405.04, 8,839.02 and 3,610 is: 4,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.04 : 8,839.02 = 3,610 : x
  2. Step 2: Convert to fraction form
    6,405.04/8,839.02 = 3,610/x
  3. Step 3: Cross multiply
    6,405.04x = 8,839.02 × 3,610
  4. Step 4: Simplify right side
    6,405.04x = 31,908,862.20
  5. Step 5: Solve for x
    x = 31,908,862.20/6,405.04
  6. Step 6: Final answer
    x = 4,981.84

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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.