Home / 8,953.62-13,430.46-3,110.28

Finding the Fourth Proportional to 8,953.62, 13,430.46 and 3,110.28

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Solution

The fourth proportional to 8,953.62, 13,430.46 and 3,110.28 is: 4,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.62 : 13,430.46 = 3,110.28 : x
  2. Step 2: Convert to fraction form
    8,953.62/13,430.46 = 3,110.28/x
  3. Step 3: Cross multiply
    8,953.62x = 13,430.46 × 3,110.28
  4. Step 4: Simplify right side
    8,953.62x = 41,772,491.13
  5. Step 5: Solve for x
    x = 41,772,491.13/8,953.62
  6. Step 6: Final answer
    x = 4,665.43

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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.