Home / 7,685.01-10,604.45-4,327.74

Finding the Fourth Proportional to 7,685.01, 10,604.45 and 4,327.74

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Solution

The fourth proportional to 7,685.01, 10,604.45 and 4,327.74 is: 5,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.01 : 10,604.45 = 4,327.74 : x
  2. Step 2: Convert to fraction form
    7,685.01/10,604.45 = 4,327.74/x
  3. Step 3: Cross multiply
    7,685.01x = 10,604.45 × 4,327.74
  4. Step 4: Simplify right side
    7,685.01x = 45,893,280.80
  5. Step 5: Solve for x
    x = 45,893,280.80/7,685.01
  6. Step 6: Final answer
    x = 5,971.79

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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.