Home / 3,125.04-4,687.76-1,564.57

Finding the Fourth Proportional to 3,125.04, 4,687.76 and 1,564.57

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Solution

The fourth proportional to 3,125.04, 4,687.76 and 1,564.57 is: 2,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125.04 : 4,687.76 = 1,564.57 : x
  2. Step 2: Convert to fraction form
    3,125.04/4,687.76 = 1,564.57/x
  3. Step 3: Cross multiply
    3,125.04x = 4,687.76 × 1,564.57
  4. Step 4: Simplify right side
    3,125.04x = 7,334,320.84
  5. Step 5: Solve for x
    x = 7,334,320.84/3,125.04
  6. Step 6: Final answer
    x = 2,346.96

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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.