Home / 6,316.60-9,475.02-2,157.56

Finding the Fourth Proportional to 6,316.60, 9,475.02 and 2,157.56

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Solution

The fourth proportional to 6,316.60, 9,475.02 and 2,157.56 is: 3,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.60 : 9,475.02 = 2,157.56 : x
  2. Step 2: Convert to fraction form
    6,316.60/9,475.02 = 2,157.56/x
  3. Step 3: Cross multiply
    6,316.60x = 9,475.02 × 2,157.56
  4. Step 4: Simplify right side
    6,316.60x = 20,442,924.15
  5. Step 5: Solve for x
    x = 20,442,924.15/6,316.60
  6. Step 6: Final answer
    x = 3,236.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.