Home / 7,328.07-10,104.21-5,339.52

Finding the Fourth Proportional to 7,328.07, 10,104.21 and 5,339.52

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Solution

The fourth proportional to 7,328.07, 10,104.21 and 5,339.52 is: 7,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.07 : 10,104.21 = 5,339.52 : x
  2. Step 2: Convert to fraction form
    7,328.07/10,104.21 = 5,339.52/x
  3. Step 3: Cross multiply
    7,328.07x = 10,104.21 × 5,339.52
  4. Step 4: Simplify right side
    7,328.07x = 53,951,631.38
  5. Step 5: Solve for x
    x = 53,951,631.38/7,328.07
  6. Step 6: Final answer
    x = 7,362.32

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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.