Home / 7,495.79-11,248.65-3,113.24

Finding the Fourth Proportional to 7,495.79, 11,248.65 and 3,113.24

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Solution

The fourth proportional to 7,495.79, 11,248.65 and 3,113.24 is: 4,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.79 : 11,248.65 = 3,113.24 : x
  2. Step 2: Convert to fraction form
    7,495.79/11,248.65 = 3,113.24/x
  3. Step 3: Cross multiply
    7,495.79x = 11,248.65 × 3,113.24
  4. Step 4: Simplify right side
    7,495.79x = 35,019,690.88
  5. Step 5: Solve for x
    x = 35,019,690.88/7,495.79
  6. Step 6: Final answer
    x = 4,671.92

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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.