Home / 7,480.26-10,322.33-4,123.06

Finding the Fourth Proportional to 7,480.26, 10,322.33 and 4,123.06

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Solution

The fourth proportional to 7,480.26, 10,322.33 and 4,123.06 is: 5,689.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.26 : 10,322.33 = 4,123.06 : x
  2. Step 2: Convert to fraction form
    7,480.26/10,322.33 = 4,123.06/x
  3. Step 3: Cross multiply
    7,480.26x = 10,322.33 × 4,123.06
  4. Step 4: Simplify right side
    7,480.26x = 42,559,585.93
  5. Step 5: Solve for x
    x = 42,559,585.93/7,480.26
  6. Step 6: Final answer
    x = 5,689.59

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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.