Home / 7,133.04-10,699.20-4,229.82

Finding the Fourth Proportional to 7,133.04, 10,699.20 and 4,229.82

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Solution

The fourth proportional to 7,133.04, 10,699.20 and 4,229.82 is: 6,344.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.04 : 10,699.20 = 4,229.82 : x
  2. Step 2: Convert to fraction form
    7,133.04/10,699.20 = 4,229.82/x
  3. Step 3: Cross multiply
    7,133.04x = 10,699.20 × 4,229.82
  4. Step 4: Simplify right side
    7,133.04x = 45,255,690.14
  5. Step 5: Solve for x
    x = 45,255,690.14/7,133.04
  6. Step 6: Final answer
    x = 6,344.52

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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.