Home / 7,600.42-11,402.34-2,670.40

Finding the Fourth Proportional to 7,600.42, 11,402.34 and 2,670.40

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Solution

The fourth proportional to 7,600.42, 11,402.34 and 2,670.40 is: 4,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.42 : 11,402.34 = 2,670.40 : x
  2. Step 2: Convert to fraction form
    7,600.42/11,402.34 = 2,670.40/x
  3. Step 3: Cross multiply
    7,600.42x = 11,402.34 × 2,670.40
  4. Step 4: Simplify right side
    7,600.42x = 30,448,808.74
  5. Step 5: Solve for x
    x = 30,448,808.74/7,600.42
  6. Step 6: Final answer
    x = 4,006.20

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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.