Home / 4,328.04-6,488.40-1,732.80

Finding the Fourth Proportional to 4,328.04, 6,488.40 and 1,732.80

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Solution

The fourth proportional to 4,328.04, 6,488.40 and 1,732.80 is: 2,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.04 : 6,488.40 = 1,732.80 : x
  2. Step 2: Convert to fraction form
    4,328.04/6,488.40 = 1,732.80/x
  3. Step 3: Cross multiply
    4,328.04x = 6,488.40 × 1,732.80
  4. Step 4: Simplify right side
    4,328.04x = 11,243,099.52
  5. Step 5: Solve for x
    x = 11,243,099.52/4,328.04
  6. Step 6: Final answer
    x = 2,597.73

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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.