Home / 4,432.84-6,650.34-1,312.82

Finding the Fourth Proportional to 4,432.84, 6,650.34 and 1,312.82

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Solution

The fourth proportional to 4,432.84, 6,650.34 and 1,312.82 is: 1,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.84 : 6,650.34 = 1,312.82 : x
  2. Step 2: Convert to fraction form
    4,432.84/6,650.34 = 1,312.82/x
  3. Step 3: Cross multiply
    4,432.84x = 6,650.34 × 1,312.82
  4. Step 4: Simplify right side
    4,432.84x = 8,730,699.36
  5. Step 5: Solve for x
    x = 8,730,699.36/4,432.84
  6. Step 6: Final answer
    x = 1,969.55

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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.