Home / 4,580.80-6,871.20-1,294.45

Finding the Fourth Proportional to 4,580.80, 6,871.20 and 1,294.45

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Solution

The fourth proportional to 4,580.80, 6,871.20 and 1,294.45 is: 1,941.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.80 : 6,871.20 = 1,294.45 : x
  2. Step 2: Convert to fraction form
    4,580.80/6,871.20 = 1,294.45/x
  3. Step 3: Cross multiply
    4,580.80x = 6,871.20 × 1,294.45
  4. Step 4: Simplify right side
    4,580.80x = 8,894,424.84
  5. Step 5: Solve for x
    x = 8,894,424.84/4,580.80
  6. Step 6: Final answer
    x = 1,941.68

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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.