Home / 6,647.18-9,173.31-4,095.50

Finding the Fourth Proportional to 6,647.18, 9,173.31 and 4,095.50

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Solution

The fourth proportional to 6,647.18, 9,173.31 and 4,095.50 is: 5,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.18 : 9,173.31 = 4,095.50 : x
  2. Step 2: Convert to fraction form
    6,647.18/9,173.31 = 4,095.50/x
  3. Step 3: Cross multiply
    6,647.18x = 9,173.31 × 4,095.50
  4. Step 4: Simplify right side
    6,647.18x = 37,569,291.11
  5. Step 5: Solve for x
    x = 37,569,291.11/6,647.18
  6. Step 6: Final answer
    x = 5,651.91

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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.