Home / 2,432.70-3,357.15-1,384.77

Finding the Fourth Proportional to 2,432.70, 3,357.15 and 1,384.77

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Solution

The fourth proportional to 2,432.70, 3,357.15 and 1,384.77 is: 1,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.70 : 3,357.15 = 1,384.77 : x
  2. Step 2: Convert to fraction form
    2,432.70/3,357.15 = 1,384.77/x
  3. Step 3: Cross multiply
    2,432.70x = 3,357.15 × 1,384.77
  4. Step 4: Simplify right side
    2,432.70x = 4,648,880.61
  5. Step 5: Solve for x
    x = 4,648,880.61/2,432.70
  6. Step 6: Final answer
    x = 1,911.00

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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.