Home / 2,307.31-3,184.08-1,259.38

Finding the Fourth Proportional to 2,307.31, 3,184.08 and 1,259.38

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Solution

The fourth proportional to 2,307.31, 3,184.08 and 1,259.38 is: 1,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.31 : 3,184.08 = 1,259.38 : x
  2. Step 2: Convert to fraction form
    2,307.31/3,184.08 = 1,259.38/x
  3. Step 3: Cross multiply
    2,307.31x = 3,184.08 × 1,259.38
  4. Step 4: Simplify right side
    2,307.31x = 4,009,966.67
  5. Step 5: Solve for x
    x = 4,009,966.67/2,307.31
  6. Step 6: Final answer
    x = 1,737.94

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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.