Home / 7,495.20-11,244.48-3,490.56

Finding the Fourth Proportional to 7,495.20, 11,244.48 and 3,490.56

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Solution

The fourth proportional to 7,495.20, 11,244.48 and 3,490.56 is: 5,236.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.20 : 11,244.48 = 3,490.56 : x
  2. Step 2: Convert to fraction form
    7,495.20/11,244.48 = 3,490.56/x
  3. Step 3: Cross multiply
    7,495.20x = 11,244.48 × 3,490.56
  4. Step 4: Simplify right side
    7,495.20x = 39,249,532.11
  5. Step 5: Solve for x
    x = 39,249,532.11/7,495.20
  6. Step 6: Final answer
    x = 5,236.62

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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.