Home / 4,316.12-6,474.98-1,393.64

Finding the Fourth Proportional to 4,316.12, 6,474.98 and 1,393.64

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Solution

The fourth proportional to 4,316.12, 6,474.98 and 1,393.64 is: 2,090.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.12 : 6,474.98 = 1,393.64 : x
  2. Step 2: Convert to fraction form
    4,316.12/6,474.98 = 1,393.64/x
  3. Step 3: Cross multiply
    4,316.12x = 6,474.98 × 1,393.64
  4. Step 4: Simplify right side
    4,316.12x = 9,023,791.13
  5. Step 5: Solve for x
    x = 9,023,791.13/4,316.12
  6. Step 6: Final answer
    x = 2,090.72

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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.