Home / 5,478.04-7,559.76-2,994.04

Finding the Fourth Proportional to 5,478.04, 7,559.76 and 2,994.04

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Solution

The fourth proportional to 5,478.04, 7,559.76 and 2,994.04 is: 4,131.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478.04 : 7,559.76 = 2,994.04 : x
  2. Step 2: Convert to fraction form
    5,478.04/7,559.76 = 2,994.04/x
  3. Step 3: Cross multiply
    5,478.04x = 7,559.76 × 2,994.04
  4. Step 4: Simplify right side
    5,478.04x = 22,634,223.83
  5. Step 5: Solve for x
    x = 22,634,223.83/5,478.04
  6. Step 6: Final answer
    x = 4,131.81

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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.