Home / 10,803.13-16,204.69-4,647.13

Finding the Fourth Proportional to 10,803.13, 16,204.69 and 4,647.13

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Solution

The fourth proportional to 10,803.13, 16,204.69 and 4,647.13 is: 6,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.13 : 16,204.69 = 4,647.13 : x
  2. Step 2: Convert to fraction form
    10,803.13/16,204.69 = 4,647.13/x
  3. Step 3: Cross multiply
    10,803.13x = 16,204.69 × 4,647.13
  4. Step 4: Simplify right side
    10,803.13x = 75,305,301.04
  5. Step 5: Solve for x
    x = 75,305,301.04/10,803.13
  6. Step 6: Final answer
    x = 6,970.69

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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.