Home / 7,719.57-10,652.96-4,362.43

Finding the Fourth Proportional to 7,719.57, 10,652.96 and 4,362.43

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Solution

The fourth proportional to 7,719.57, 10,652.96 and 4,362.43 is: 6,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.57 : 10,652.96 = 4,362.43 : x
  2. Step 2: Convert to fraction form
    7,719.57/10,652.96 = 4,362.43/x
  3. Step 3: Cross multiply
    7,719.57x = 10,652.96 × 4,362.43
  4. Step 4: Simplify right side
    7,719.57x = 46,472,770.48
  5. Step 5: Solve for x
    x = 46,472,770.48/7,719.57
  6. Step 6: Final answer
    x = 6,020.13

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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.