Home / 8,954.16-13,437.36-3,110.72

Finding the Fourth Proportional to 8,954.16, 13,437.36 and 3,110.72

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Solution

The fourth proportional to 8,954.16, 13,437.36 and 3,110.72 is: 4,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.16 : 13,437.36 = 3,110.72 : x
  2. Step 2: Convert to fraction form
    8,954.16/13,437.36 = 3,110.72/x
  3. Step 3: Cross multiply
    8,954.16x = 13,437.36 × 3,110.72
  4. Step 4: Simplify right side
    8,954.16x = 41,799,864.50
  5. Step 5: Solve for x
    x = 41,799,864.50/8,954.16
  6. Step 6: Final answer
    x = 4,668.21

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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.