Home / 3,302.17-4,951.60-1,109.30

Finding the Fourth Proportional to 3,302.17, 4,951.60 and 1,109.30

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Solution

The fourth proportional to 3,302.17, 4,951.60 and 1,109.30 is: 1,663.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.17 : 4,951.60 = 1,109.30 : x
  2. Step 2: Convert to fraction form
    3,302.17/4,951.60 = 1,109.30/x
  3. Step 3: Cross multiply
    3,302.17x = 4,951.60 × 1,109.30
  4. Step 4: Simplify right side
    3,302.17x = 5,492,782.35
  5. Step 5: Solve for x
    x = 5,492,782.35/3,302.17
  6. Step 6: Final answer
    x = 1,663.39

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1.5x scale

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.