Home / 6,275.67-8,655.39-5,334.57

Finding the Fourth Proportional to 6,275.67, 8,655.39 and 5,334.57

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Solution

The fourth proportional to 6,275.67, 8,655.39 and 5,334.57 is: 7,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.67 : 8,655.39 = 5,334.57 : x
  2. Step 2: Convert to fraction form
    6,275.67/8,655.39 = 5,334.57/x
  3. Step 3: Cross multiply
    6,275.67x = 8,655.39 × 5,334.57
  4. Step 4: Simplify right side
    6,275.67x = 46,172,783.83
  5. Step 5: Solve for x
    x = 46,172,783.83/6,275.67
  6. Step 6: Final answer
    x = 7,357.43

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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.