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Finding the Fourth Proportional to 7,248.16, 10,870.08 and 2,630.08

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Solution

The fourth proportional to 7,248.16, 10,870.08 and 2,630.08 is: 3,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.16 : 10,870.08 = 2,630.08 : x
  2. Step 2: Convert to fraction form
    7,248.16/10,870.08 = 2,630.08/x
  3. Step 3: Cross multiply
    7,248.16x = 10,870.08 × 2,630.08
  4. Step 4: Simplify right side
    7,248.16x = 28,589,180.01
  5. Step 5: Solve for x
    x = 28,589,180.01/7,248.16
  6. Step 6: Final answer
    x = 3,944.34

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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.