Home / 8,225.03-11,350.70-4,688.47

Finding the Fourth Proportional to 8,225.03, 11,350.70 and 4,688.47

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Solution

The fourth proportional to 8,225.03, 11,350.70 and 4,688.47 is: 6,470.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.03 : 11,350.70 = 4,688.47 : x
  2. Step 2: Convert to fraction form
    8,225.03/11,350.70 = 4,688.47/x
  3. Step 3: Cross multiply
    8,225.03x = 11,350.70 × 4,688.47
  4. Step 4: Simplify right side
    8,225.03x = 53,217,416.43
  5. Step 5: Solve for x
    x = 53,217,416.43/8,225.03
  6. Step 6: Final answer
    x = 6,470.18

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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.