Home / 6,990.60-10,483.32-2,607.96

Finding the Fourth Proportional to 6,990.60, 10,483.32 and 2,607.96

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Solution

The fourth proportional to 6,990.60, 10,483.32 and 2,607.96 is: 3,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.60 : 10,483.32 = 2,607.96 : x
  2. Step 2: Convert to fraction form
    6,990.60/10,483.32 = 2,607.96/x
  3. Step 3: Cross multiply
    6,990.60x = 10,483.32 × 2,607.96
  4. Step 4: Simplify right side
    6,990.60x = 27,340,079.23
  5. Step 5: Solve for x
    x = 27,340,079.23/6,990.60
  6. Step 6: Final answer
    x = 3,910.98

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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.