Home / 7,943.60-10,962.27-4,358.33

Finding the Fourth Proportional to 7,943.60, 10,962.27 and 4,358.33

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Solution

The fourth proportional to 7,943.60, 10,962.27 and 4,358.33 is: 6,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,943.60 : 10,962.27 = 4,358.33 : x
  2. Step 2: Convert to fraction form
    7,943.60/10,962.27 = 4,358.33/x
  3. Step 3: Cross multiply
    7,943.60x = 10,962.27 × 4,358.33
  4. Step 4: Simplify right side
    7,943.60x = 47,777,119.05
  5. Step 5: Solve for x
    x = 47,777,119.05/7,943.60
  6. Step 6: Final answer
    x = 6,014.55

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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.