Home / 2,320.09-3,475.94-1,538.23

Finding the Fourth Proportional to 2,320.09, 3,475.94 and 1,538.23

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Solution

The fourth proportional to 2,320.09, 3,475.94 and 1,538.23 is: 2,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.09 : 3,475.94 = 1,538.23 : x
  2. Step 2: Convert to fraction form
    2,320.09/3,475.94 = 1,538.23/x
  3. Step 3: Cross multiply
    2,320.09x = 3,475.94 × 1,538.23
  4. Step 4: Simplify right side
    2,320.09x = 5,346,795.19
  5. Step 5: Solve for x
    x = 5,346,795.19/2,320.09
  6. Step 6: Final answer
    x = 2,304.56

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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.