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Finding the Fourth Proportional to 2,349.76, 3,524.16 and 1,051.52

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Solution

The fourth proportional to 2,349.76, 3,524.16 and 1,051.52 is: 1,577.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349.76 : 3,524.16 = 1,051.52 : x
  2. Step 2: Convert to fraction form
    2,349.76/3,524.16 = 1,051.52/x
  3. Step 3: Cross multiply
    2,349.76x = 3,524.16 × 1,051.52
  4. Step 4: Simplify right side
    2,349.76x = 3,705,724.72
  5. Step 5: Solve for x
    x = 3,705,724.72/2,349.76
  6. Step 6: Final answer
    x = 1,577.07

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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.