Home / 7,305.32-10,079.34-4,319.84

Finding the Fourth Proportional to 7,305.32, 10,079.34 and 4,319.84

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Solution

The fourth proportional to 7,305.32, 10,079.34 and 4,319.84 is: 5,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.32 : 10,079.34 = 4,319.84 : x
  2. Step 2: Convert to fraction form
    7,305.32/10,079.34 = 4,319.84/x
  3. Step 3: Cross multiply
    7,305.32x = 10,079.34 × 4,319.84
  4. Step 4: Simplify right side
    7,305.32x = 43,541,136.11
  5. Step 5: Solve for x
    x = 43,541,136.11/7,305.32
  6. Step 6: Final answer
    x = 5,960.20

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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.