Home / 4,909.13-7,332.39-4,253.03

Finding the Fourth Proportional to 4,909.13, 7,332.39 and 4,253.03

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Solution

The fourth proportional to 4,909.13, 7,332.39 and 4,253.03 is: 6,352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,909.13 : 7,332.39 = 4,253.03 : x
  2. Step 2: Convert to fraction form
    4,909.13/7,332.39 = 4,253.03/x
  3. Step 3: Cross multiply
    4,909.13x = 7,332.39 × 4,253.03
  4. Step 4: Simplify right side
    4,909.13x = 31,184,837.98
  5. Step 5: Solve for x
    x = 31,184,837.98/4,909.13
  6. Step 6: Final answer
    x = 6,352.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.