Home / 7,760.51-11,641.34-2,423.01

Finding the Fourth Proportional to 7,760.51, 11,641.34 and 2,423.01

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Solution

The fourth proportional to 7,760.51, 11,641.34 and 2,423.01 is: 3,634.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760.51 : 11,641.34 = 2,423.01 : x
  2. Step 2: Convert to fraction form
    7,760.51/11,641.34 = 2,423.01/x
  3. Step 3: Cross multiply
    7,760.51x = 11,641.34 × 2,423.01
  4. Step 4: Simplify right side
    7,760.51x = 28,207,083.23
  5. Step 5: Solve for x
    x = 28,207,083.23/7,760.51
  6. Step 6: Final answer
    x = 3,634.69

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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.