Home / 4,661.45-6,432.98-2,672.39

Finding the Fourth Proportional to 4,661.45, 6,432.98 and 2,672.39

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Solution

The fourth proportional to 4,661.45, 6,432.98 and 2,672.39 is: 3,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.45 : 6,432.98 = 2,672.39 : x
  2. Step 2: Convert to fraction form
    4,661.45/6,432.98 = 2,672.39/x
  3. Step 3: Cross multiply
    4,661.45x = 6,432.98 × 2,672.39
  4. Step 4: Simplify right side
    4,661.45x = 17,191,431.42
  5. Step 5: Solve for x
    x = 17,191,431.42/4,661.45
  6. Step 6: Final answer
    x = 3,688.00

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1.5x scale

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.