Home / 2,386.88-3,294.02-1,339.01

Finding the Fourth Proportional to 2,386.88, 3,294.02 and 1,339.01

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Solution

The fourth proportional to 2,386.88, 3,294.02 and 1,339.01 is: 1,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.88 : 3,294.02 = 1,339.01 : x
  2. Step 2: Convert to fraction form
    2,386.88/3,294.02 = 1,339.01/x
  3. Step 3: Cross multiply
    2,386.88x = 3,294.02 × 1,339.01
  4. Step 4: Simplify right side
    2,386.88x = 4,410,712.60
  5. Step 5: Solve for x
    x = 4,410,712.60/2,386.88
  6. Step 6: Final answer
    x = 1,847.90

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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.