Home / 2,316.64-3,197.04-1,268.76

Finding the Fourth Proportional to 2,316.64, 3,197.04 and 1,268.76

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Solution

The fourth proportional to 2,316.64, 3,197.04 and 1,268.76 is: 1,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316.64 : 3,197.04 = 1,268.76 : x
  2. Step 2: Convert to fraction form
    2,316.64/3,197.04 = 1,268.76/x
  3. Step 3: Cross multiply
    2,316.64x = 3,197.04 × 1,268.76
  4. Step 4: Simplify right side
    2,316.64x = 4,056,276.47
  5. Step 5: Solve for x
    x = 4,056,276.47/2,316.64
  6. Step 6: Final answer
    x = 1,750.93

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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.