Home / 7,332.84-10,119.20-4,146.09

Finding the Fourth Proportional to 7,332.84, 10,119.20 and 4,146.09

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Solution

The fourth proportional to 7,332.84, 10,119.20 and 4,146.09 is: 5,721.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.84 : 10,119.20 = 4,146.09 : x
  2. Step 2: Convert to fraction form
    7,332.84/10,119.20 = 4,146.09/x
  3. Step 3: Cross multiply
    7,332.84x = 10,119.20 × 4,146.09
  4. Step 4: Simplify right side
    7,332.84x = 41,955,055.25
  5. Step 5: Solve for x
    x = 41,955,055.25/7,332.84
  6. Step 6: Final answer
    x = 5,721.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.