Home / 5,537.30-8,303.10-1,641.20

Finding the Fourth Proportional to 5,537.30, 8,303.10 and 1,641.20

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Solution

The fourth proportional to 5,537.30, 8,303.10 and 1,641.20 is: 2,460.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.30 : 8,303.10 = 1,641.20 : x
  2. Step 2: Convert to fraction form
    5,537.30/8,303.10 = 1,641.20/x
  3. Step 3: Cross multiply
    5,537.30x = 8,303.10 × 1,641.20
  4. Step 4: Simplify right side
    5,537.30x = 13,627,047.72
  5. Step 5: Solve for x
    x = 13,627,047.72/5,537.30
  6. Step 6: Final answer
    x = 2,460.96

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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.