Home / 4,381.12-6,572.67-1,916.63

Finding the Fourth Proportional to 4,381.12, 6,572.67 and 1,916.63

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Solution

The fourth proportional to 4,381.12, 6,572.67 and 1,916.63 is: 2,875.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.12 : 6,572.67 = 1,916.63 : x
  2. Step 2: Convert to fraction form
    4,381.12/6,572.67 = 1,916.63/x
  3. Step 3: Cross multiply
    4,381.12x = 6,572.67 × 1,916.63
  4. Step 4: Simplify right side
    4,381.12x = 12,597,334.06
  5. Step 5: Solve for x
    x = 12,597,334.06/4,381.12
  6. Step 6: Final answer
    x = 2,875.37

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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.