Home / 7,292.60-10,939.07-2,612.93

Finding the Fourth Proportional to 7,292.60, 10,939.07 and 2,612.93

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Solution

The fourth proportional to 7,292.60, 10,939.07 and 2,612.93 is: 3,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,292.60 : 10,939.07 = 2,612.93 : x
  2. Step 2: Convert to fraction form
    7,292.60/10,939.07 = 2,612.93/x
  3. Step 3: Cross multiply
    7,292.60x = 10,939.07 × 2,612.93
  4. Step 4: Simplify right side
    7,292.60x = 28,583,024.18
  5. Step 5: Solve for x
    x = 28,583,024.18/7,292.60
  6. Step 6: Final answer
    x = 3,919.46

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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.