Home / 6,432.51-9,660.65-3,851.31

Finding the Fourth Proportional to 6,432.51, 9,660.65 and 3,851.31

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Solution

The fourth proportional to 6,432.51, 9,660.65 and 3,851.31 is: 5,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.51 : 9,660.65 = 3,851.31 : x
  2. Step 2: Convert to fraction form
    6,432.51/9,660.65 = 3,851.31/x
  3. Step 3: Cross multiply
    6,432.51x = 9,660.65 × 3,851.31
  4. Step 4: Simplify right side
    6,432.51x = 37,206,157.95
  5. Step 5: Solve for x
    x = 37,206,157.95/6,432.51
  6. Step 6: Final answer
    x = 5,784.08

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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.