Home / 7,970.59-11,942.61-5,626.74

Finding the Fourth Proportional to 7,970.59, 11,942.61 and 5,626.74

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Solution

The fourth proportional to 7,970.59, 11,942.61 and 5,626.74 is: 8,430.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.59 : 11,942.61 = 5,626.74 : x
  2. Step 2: Convert to fraction form
    7,970.59/11,942.61 = 5,626.74/x
  3. Step 3: Cross multiply
    7,970.59x = 11,942.61 × 5,626.74
  4. Step 4: Simplify right side
    7,970.59x = 67,197,961.39
  5. Step 5: Solve for x
    x = 67,197,961.39/7,970.59
  6. Step 6: Final answer
    x = 8,430.74

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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.