Home / 10,655.61-15,993.27-5,394.35

Finding the Fourth Proportional to 10,655.61, 15,993.27 and 5,394.35

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Solution

The fourth proportional to 10,655.61, 15,993.27 and 5,394.35 is: 8,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,655.61 : 15,993.27 = 5,394.35 : x
  2. Step 2: Convert to fraction form
    10,655.61/15,993.27 = 5,394.35/x
  3. Step 3: Cross multiply
    10,655.61x = 15,993.27 × 5,394.35
  4. Step 4: Simplify right side
    10,655.61x = 86,273,216.06
  5. Step 5: Solve for x
    x = 86,273,216.06/10,655.61
  6. Step 6: Final answer
    x = 8,096.51

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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.