Home / 6,316.02-8,715.96-3,959.46

Finding the Fourth Proportional to 6,316.02, 8,715.96 and 3,959.46

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Solution

The fourth proportional to 6,316.02, 8,715.96 and 3,959.46 is: 5,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.02 : 8,715.96 = 3,959.46 : x
  2. Step 2: Convert to fraction form
    6,316.02/8,715.96 = 3,959.46/x
  3. Step 3: Cross multiply
    6,316.02x = 8,715.96 × 3,959.46
  4. Step 4: Simplify right side
    6,316.02x = 34,510,494.98
  5. Step 5: Solve for x
    x = 34,510,494.98/6,316.02
  6. Step 6: Final answer
    x = 5,463.96

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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.