Home / 7,230.04-9,982.28-4,440.36

Finding the Fourth Proportional to 7,230.04, 9,982.28 and 4,440.36

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Solution

The fourth proportional to 7,230.04, 9,982.28 and 4,440.36 is: 6,130.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.04 : 9,982.28 = 4,440.36 : x
  2. Step 2: Convert to fraction form
    7,230.04/9,982.28 = 4,440.36/x
  3. Step 3: Cross multiply
    7,230.04x = 9,982.28 × 4,440.36
  4. Step 4: Simplify right side
    7,230.04x = 44,324,916.82
  5. Step 5: Solve for x
    x = 44,324,916.82/7,230.04
  6. Step 6: Final answer
    x = 6,130.66

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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.