Home / 4,328.18-6,488.37-1,554.20

Finding the Fourth Proportional to 4,328.18, 6,488.37 and 1,554.20

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Solution

The fourth proportional to 4,328.18, 6,488.37 and 1,554.20 is: 2,329.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.18 : 6,488.37 = 1,554.20 : x
  2. Step 2: Convert to fraction form
    4,328.18/6,488.37 = 1,554.20/x
  3. Step 3: Cross multiply
    4,328.18x = 6,488.37 × 1,554.20
  4. Step 4: Simplify right side
    4,328.18x = 10,084,184.44
  5. Step 5: Solve for x
    x = 10,084,184.44/4,328.18
  6. Step 6: Final answer
    x = 2,329.89

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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.