Home / 7,253.13-10,009.33-4,109.53

Finding the Fourth Proportional to 7,253.13, 10,009.33 and 4,109.53

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Solution

The fourth proportional to 7,253.13, 10,009.33 and 4,109.53 is: 5,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.13 : 10,009.33 = 4,109.53 : x
  2. Step 2: Convert to fraction form
    7,253.13/10,009.33 = 4,109.53/x
  3. Step 3: Cross multiply
    7,253.13x = 10,009.33 × 4,109.53
  4. Step 4: Simplify right side
    7,253.13x = 41,133,571.32
  5. Step 5: Solve for x
    x = 41,133,571.32/7,253.13
  6. Step 6: Final answer
    x = 5,671.15

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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.