Home / 7,512.02-11,268.70-1,965.32

Finding the Fourth Proportional to 7,512.02, 11,268.70 and 1,965.32

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Solution

The fourth proportional to 7,512.02, 11,268.70 and 1,965.32 is: 2,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.02 : 11,268.70 = 1,965.32 : x
  2. Step 2: Convert to fraction form
    7,512.02/11,268.70 = 1,965.32/x
  3. Step 3: Cross multiply
    7,512.02x = 11,268.70 × 1,965.32
  4. Step 4: Simplify right side
    7,512.02x = 22,146,601.48
  5. Step 5: Solve for x
    x = 22,146,601.48/7,512.02
  6. Step 6: Final answer
    x = 2,948.16

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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.