Home / 3,316.93-4,577.46-1,900.75

Finding the Fourth Proportional to 3,316.93, 4,577.46 and 1,900.75

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Solution

The fourth proportional to 3,316.93, 4,577.46 and 1,900.75 is: 2,623.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.93 : 4,577.46 = 1,900.75 : x
  2. Step 2: Convert to fraction form
    3,316.93/4,577.46 = 1,900.75/x
  3. Step 3: Cross multiply
    3,316.93x = 4,577.46 × 1,900.75
  4. Step 4: Simplify right side
    3,316.93x = 8,700,607.10
  5. Step 5: Solve for x
    x = 8,700,607.10/3,316.93
  6. Step 6: Final answer
    x = 2,623.09

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.