Home / 10,798.13-16,173.69-5,239.74

Finding the Fourth Proportional to 10,798.13, 16,173.69 and 5,239.74

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Solution

The fourth proportional to 10,798.13, 16,173.69 and 5,239.74 is: 7,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.13 : 16,173.69 = 5,239.74 : x
  2. Step 2: Convert to fraction form
    10,798.13/16,173.69 = 5,239.74/x
  3. Step 3: Cross multiply
    10,798.13x = 16,173.69 × 5,239.74
  4. Step 4: Simplify right side
    10,798.13x = 84,745,930.44
  5. Step 5: Solve for x
    x = 84,745,930.44/10,798.13
  6. Step 6: Final answer
    x = 7,848.21

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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.