Home / 9,122.16-13,677.08-4,958.66

Finding the Fourth Proportional to 9,122.16, 13,677.08 and 4,958.66

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Solution

The fourth proportional to 9,122.16, 13,677.08 and 4,958.66 is: 7,434.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.16 : 13,677.08 = 4,958.66 : x
  2. Step 2: Convert to fraction form
    9,122.16/13,677.08 = 4,958.66/x
  3. Step 3: Cross multiply
    9,122.16x = 13,677.08 × 4,958.66
  4. Step 4: Simplify right side
    9,122.16x = 67,819,989.51
  5. Step 5: Solve for x
    x = 67,819,989.51/9,122.16
  6. Step 6: Final answer
    x = 7,434.64

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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.