Home / 10,263.48-15,370.79-6,554.22

Finding the Fourth Proportional to 10,263.48, 15,370.79 and 6,554.22

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Solution

The fourth proportional to 10,263.48, 15,370.79 and 6,554.22 is: 9,815.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.48 : 15,370.79 = 6,554.22 : x
  2. Step 2: Convert to fraction form
    10,263.48/15,370.79 = 6,554.22/x
  3. Step 3: Cross multiply
    10,263.48x = 15,370.79 × 6,554.22
  4. Step 4: Simplify right side
    10,263.48x = 100,743,506.46
  5. Step 5: Solve for x
    x = 100,743,506.46/10,263.48
  6. Step 6: Final answer
    x = 9,815.73

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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.