Home / 4,331.04-6,496.98-1,211.05

Finding the Fourth Proportional to 4,331.04, 6,496.98 and 1,211.05

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Solution

The fourth proportional to 4,331.04, 6,496.98 and 1,211.05 is: 1,816.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.04 : 6,496.98 = 1,211.05 : x
  2. Step 2: Convert to fraction form
    4,331.04/6,496.98 = 1,211.05/x
  3. Step 3: Cross multiply
    4,331.04x = 6,496.98 × 1,211.05
  4. Step 4: Simplify right side
    4,331.04x = 7,868,165.78
  5. Step 5: Solve for x
    x = 7,868,165.78/4,331.04
  6. Step 6: Final answer
    x = 1,816.69

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Half scale
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Double scale
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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.