Home / 6,432.51-8,876.48-4,075.41

Finding the Fourth Proportional to 6,432.51, 8,876.48 and 4,075.41

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Solution

The fourth proportional to 6,432.51, 8,876.48 and 4,075.41 is: 5,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,432.51 : 8,876.48 = 4,075.41 : x
  2. Step 2: Convert to fraction form
    6,432.51/8,876.48 = 4,075.41/x
  3. Step 3: Cross multiply
    6,432.51x = 8,876.48 × 4,075.41
  4. Step 4: Simplify right side
    6,432.51x = 36,175,274.98
  5. Step 5: Solve for x
    x = 36,175,274.98/6,432.51
  6. Step 6: Final answer
    x = 5,623.82

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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.