Home / 9,391.04-14,157.06-8,756.88

Finding the Fourth Proportional to 9,391.04, 14,157.06 and 8,756.88

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Solution

The fourth proportional to 9,391.04, 14,157.06 and 8,756.88 is: 13,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,391.04 : 14,157.06 = 8,756.88 : x
  2. Step 2: Convert to fraction form
    9,391.04/14,157.06 = 8,756.88/x
  3. Step 3: Cross multiply
    9,391.04x = 14,157.06 × 8,756.88
  4. Step 4: Simplify right side
    9,391.04x = 123,971,675.57
  5. Step 5: Solve for x
    x = 123,971,675.57/9,391.04
  6. Step 6: Final answer
    x = 13,201.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.