Home / 4,731.26-6,531.84-3,140.07

Finding the Fourth Proportional to 4,731.26, 6,531.84 and 3,140.07

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Solution

The fourth proportional to 4,731.26, 6,531.84 and 3,140.07 is: 4,335.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.26 : 6,531.84 = 3,140.07 : x
  2. Step 2: Convert to fraction form
    4,731.26/6,531.84 = 3,140.07/x
  3. Step 3: Cross multiply
    4,731.26x = 6,531.84 × 3,140.07
  4. Step 4: Simplify right side
    4,731.26x = 20,510,410.33
  5. Step 5: Solve for x
    x = 20,510,410.33/4,731.26
  6. Step 6: Final answer
    x = 4,335.08

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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.