Home / 7,225.17-10,832.50-4,879.36

Finding the Fourth Proportional to 7,225.17, 10,832.50 and 4,879.36

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Solution

The fourth proportional to 7,225.17, 10,832.50 and 4,879.36 is: 7,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225.17 : 10,832.50 = 4,879.36 : x
  2. Step 2: Convert to fraction form
    7,225.17/10,832.50 = 4,879.36/x
  3. Step 3: Cross multiply
    7,225.17x = 10,832.50 × 4,879.36
  4. Step 4: Simplify right side
    7,225.17x = 52,855,667.20
  5. Step 5: Solve for x
    x = 52,855,667.20/7,225.17
  6. Step 6: Final answer
    x = 7,315.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.