Home / 7,260.53-10,888.65-2,581.56

Finding the Fourth Proportional to 7,260.53, 10,888.65 and 2,581.56

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Solution

The fourth proportional to 7,260.53, 10,888.65 and 2,581.56 is: 3,871.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.53 : 10,888.65 = 2,581.56 : x
  2. Step 2: Convert to fraction form
    7,260.53/10,888.65 = 2,581.56/x
  3. Step 3: Cross multiply
    7,260.53x = 10,888.65 × 2,581.56
  4. Step 4: Simplify right side
    7,260.53x = 28,109,703.29
  5. Step 5: Solve for x
    x = 28,109,703.29/7,260.53
  6. Step 6: Final answer
    x = 3,871.58

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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.