Home / 7,278.04-10,044.30-4,483

Finding the Fourth Proportional to 7,278.04, 10,044.30 and 4,483

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Solution

The fourth proportional to 7,278.04, 10,044.30 and 4,483 is: 6,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.04 : 10,044.30 = 4,483 : x
  2. Step 2: Convert to fraction form
    7,278.04/10,044.30 = 4,483/x
  3. Step 3: Cross multiply
    7,278.04x = 10,044.30 × 4,483
  4. Step 4: Simplify right side
    7,278.04x = 45,028,596.90
  5. Step 5: Solve for x
    x = 45,028,596.90/7,278.04
  6. Step 6: Final answer
    x = 6,186.91

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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.