Home / 5,616.89-8,428.37-2,332.25

Finding the Fourth Proportional to 5,616.89, 8,428.37 and 2,332.25

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Solution

The fourth proportional to 5,616.89, 8,428.37 and 2,332.25 is: 3,499.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.89 : 8,428.37 = 2,332.25 : x
  2. Step 2: Convert to fraction form
    5,616.89/8,428.37 = 2,332.25/x
  3. Step 3: Cross multiply
    5,616.89x = 8,428.37 × 2,332.25
  4. Step 4: Simplify right side
    5,616.89x = 19,657,065.93
  5. Step 5: Solve for x
    x = 19,657,065.93/5,616.89
  6. Step 6: Final answer
    x = 3,499.64

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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.