Home / 4,705.60-7,061.28-1,933.60

Finding the Fourth Proportional to 4,705.60, 7,061.28 and 1,933.60

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Solution

The fourth proportional to 4,705.60, 7,061.28 and 1,933.60 is: 2,901.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.60 : 7,061.28 = 1,933.60 : x
  2. Step 2: Convert to fraction form
    4,705.60/7,061.28 = 1,933.60/x
  3. Step 3: Cross multiply
    4,705.60x = 7,061.28 × 1,933.60
  4. Step 4: Simplify right side
    4,705.60x = 13,653,691.01
  5. Step 5: Solve for x
    x = 13,653,691.01/4,705.60
  6. Step 6: Final answer
    x = 2,901.58

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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.