Home / 7,719.67-10,653.23-4,362.52

Finding the Fourth Proportional to 7,719.67, 10,653.23 and 4,362.52

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Solution

The fourth proportional to 7,719.67, 10,653.23 and 4,362.52 is: 6,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719.67 : 10,653.23 = 4,362.52 : x
  2. Step 2: Convert to fraction form
    7,719.67/10,653.23 = 4,362.52/x
  3. Step 3: Cross multiply
    7,719.67x = 10,653.23 × 4,362.52
  4. Step 4: Simplify right side
    7,719.67x = 46,474,932.48
  5. Step 5: Solve for x
    x = 46,474,932.48/7,719.67
  6. Step 6: Final answer
    x = 6,020.33

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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.