Home / 9,173.50-12,659.70-4,982.02

Finding the Fourth Proportional to 9,173.50, 12,659.70 and 4,982.02

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Solution

The fourth proportional to 9,173.50, 12,659.70 and 4,982.02 is: 6,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.50 : 12,659.70 = 4,982.02 : x
  2. Step 2: Convert to fraction form
    9,173.50/12,659.70 = 4,982.02/x
  3. Step 3: Cross multiply
    9,173.50x = 12,659.70 × 4,982.02
  4. Step 4: Simplify right side
    9,173.50x = 63,070,878.59
  5. Step 5: Solve for x
    x = 63,070,878.59/9,173.50
  6. Step 6: Final answer
    x = 6,875.33

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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.