Home / 3,312.15-4,966.91-1,461.95

Finding the Fourth Proportional to 3,312.15, 4,966.91 and 1,461.95

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Solution

The fourth proportional to 3,312.15, 4,966.91 and 1,461.95 is: 2,192.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.15 : 4,966.91 = 1,461.95 : x
  2. Step 2: Convert to fraction form
    3,312.15/4,966.91 = 1,461.95/x
  3. Step 3: Cross multiply
    3,312.15x = 4,966.91 × 1,461.95
  4. Step 4: Simplify right side
    3,312.15x = 7,261,374.07
  5. Step 5: Solve for x
    x = 7,261,374.07/3,312.15
  6. Step 6: Final answer
    x = 2,192.34

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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.