Home / 6,990.60-10,483.67-2,309.74

Finding the Fourth Proportional to 6,990.60, 10,483.67 and 2,309.74

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Solution

The fourth proportional to 6,990.60, 10,483.67 and 2,309.74 is: 3,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.60 : 10,483.67 = 2,309.74 : x
  2. Step 2: Convert to fraction form
    6,990.60/10,483.67 = 2,309.74/x
  3. Step 3: Cross multiply
    6,990.60x = 10,483.67 × 2,309.74
  4. Step 4: Simplify right side
    6,990.60x = 24,214,531.51
  5. Step 5: Solve for x
    x = 24,214,531.51/6,990.60
  6. Step 6: Final answer
    x = 3,463.87

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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.