Home / 4,869.40-7,301.40-2,095.60

Finding the Fourth Proportional to 4,869.40, 7,301.40 and 2,095.60

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Solution

The fourth proportional to 4,869.40, 7,301.40 and 2,095.60 is: 3,142.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.40 : 7,301.40 = 2,095.60 : x
  2. Step 2: Convert to fraction form
    4,869.40/7,301.40 = 2,095.60/x
  3. Step 3: Cross multiply
    4,869.40x = 7,301.40 × 2,095.60
  4. Step 4: Simplify right side
    4,869.40x = 15,300,813.84
  5. Step 5: Solve for x
    x = 15,300,813.84/4,869.40
  6. Step 6: Final answer
    x = 3,142.24

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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.