Home / 8,750.16-13,126.32-3,555.36

Finding the Fourth Proportional to 8,750.16, 13,126.32 and 3,555.36

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Solution

The fourth proportional to 8,750.16, 13,126.32 and 3,555.36 is: 5,333.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.16 : 13,126.32 = 3,555.36 : x
  2. Step 2: Convert to fraction form
    8,750.16/13,126.32 = 3,555.36/x
  3. Step 3: Cross multiply
    8,750.16x = 13,126.32 × 3,555.36
  4. Step 4: Simplify right side
    8,750.16x = 46,668,793.08
  5. Step 5: Solve for x
    x = 46,668,793.08/8,750.16
  6. Step 6: Final answer
    x = 5,333.48

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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.