Home / 2,347.57-3,524.81-1,309.60

Finding the Fourth Proportional to 2,347.57, 3,524.81 and 1,309.60

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Solution

The fourth proportional to 2,347.57, 3,524.81 and 1,309.60 is: 1,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.57 : 3,524.81 = 1,309.60 : x
  2. Step 2: Convert to fraction form
    2,347.57/3,524.81 = 1,309.60/x
  3. Step 3: Cross multiply
    2,347.57x = 3,524.81 × 1,309.60
  4. Step 4: Simplify right side
    2,347.57x = 4,616,084.63
  5. Step 5: Solve for x
    x = 4,616,084.63/2,347.57
  6. Step 6: Final answer
    x = 1,966.32

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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.