Home / 2,353.02-3,246.80-1,358.11

Finding the Fourth Proportional to 2,353.02, 3,246.80 and 1,358.11

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Solution

The fourth proportional to 2,353.02, 3,246.80 and 1,358.11 is: 1,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,353.02 : 3,246.80 = 1,358.11 : x
  2. Step 2: Convert to fraction form
    2,353.02/3,246.80 = 1,358.11/x
  3. Step 3: Cross multiply
    2,353.02x = 3,246.80 × 1,358.11
  4. Step 4: Simplify right side
    2,353.02x = 4,409,511.55
  5. Step 5: Solve for x
    x = 4,409,511.55/2,353.02
  6. Step 6: Final answer
    x = 1,873.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.