Home / 6,990.18-9,646.23-3,846.34

Finding the Fourth Proportional to 6,990.18, 9,646.23 and 3,846.34

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Solution

The fourth proportional to 6,990.18, 9,646.23 and 3,846.34 is: 5,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990.18 : 9,646.23 = 3,846.34 : x
  2. Step 2: Convert to fraction form
    6,990.18/9,646.23 = 3,846.34/x
  3. Step 3: Cross multiply
    6,990.18x = 9,646.23 × 3,846.34
  4. Step 4: Simplify right side
    6,990.18x = 37,102,680.30
  5. Step 5: Solve for x
    x = 37,102,680.30/6,990.18
  6. Step 6: Final answer
    x = 5,307.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.