Home / 7,685.08-10,605.30-4,327.93

Finding the Fourth Proportional to 7,685.08, 10,605.30 and 4,327.93

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Solution

The fourth proportional to 7,685.08, 10,605.30 and 4,327.93 is: 5,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.08 : 10,605.30 = 4,327.93 : x
  2. Step 2: Convert to fraction form
    7,685.08/10,605.30 = 4,327.93/x
  3. Step 3: Cross multiply
    7,685.08x = 10,605.30 × 4,327.93
  4. Step 4: Simplify right side
    7,685.08x = 45,898,996.03
  5. Step 5: Solve for x
    x = 45,898,996.03/7,685.08
  6. Step 6: Final answer
    x = 5,972.48

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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.