Home / 7,899.29-10,900.66-4,362.42

Finding the Fourth Proportional to 7,899.29, 10,900.66 and 4,362.42

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Solution

The fourth proportional to 7,899.29, 10,900.66 and 4,362.42 is: 6,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.29 : 10,900.66 = 4,362.42 : x
  2. Step 2: Convert to fraction form
    7,899.29/10,900.66 = 4,362.42/x
  3. Step 3: Cross multiply
    7,899.29x = 10,900.66 × 4,362.42
  4. Step 4: Simplify right side
    7,899.29x = 47,553,257.20
  5. Step 5: Solve for x
    x = 47,553,257.20/7,899.29
  6. Step 6: Final answer
    x = 6,019.94

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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.