Home / 7,342.34-10,131.83-4,358.90

Finding the Fourth Proportional to 7,342.34, 10,131.83 and 4,358.90

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Solution

The fourth proportional to 7,342.34, 10,131.83 and 4,358.90 is: 6,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,342.34 : 10,131.83 = 4,358.90 : x
  2. Step 2: Convert to fraction form
    7,342.34/10,131.83 = 4,358.90/x
  3. Step 3: Cross multiply
    7,342.34x = 10,131.83 × 4,358.90
  4. Step 4: Simplify right side
    7,342.34x = 44,163,561.33
  5. Step 5: Solve for x
    x = 44,163,561.33/7,342.34
  6. Step 6: Final answer
    x = 6,014.92

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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.