Home / 7,849.28-10,832.20-4,312.58

Finding the Fourth Proportional to 7,849.28, 10,832.20 and 4,312.58

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Solution

The fourth proportional to 7,849.28, 10,832.20 and 4,312.58 is: 5,951.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.28 : 10,832.20 = 4,312.58 : x
  2. Step 2: Convert to fraction form
    7,849.28/10,832.20 = 4,312.58/x
  3. Step 3: Cross multiply
    7,849.28x = 10,832.20 × 4,312.58
  4. Step 4: Simplify right side
    7,849.28x = 46,714,674.92
  5. Step 5: Solve for x
    x = 46,714,674.92/7,849.28
  6. Step 6: Final answer
    x = 5,951.46

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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.