Home / 3,486.14-4,810.08-2,070.87

Finding the Fourth Proportional to 3,486.14, 4,810.08 and 2,070.87

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Solution

The fourth proportional to 3,486.14, 4,810.08 and 2,070.87 is: 2,857.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.14 : 4,810.08 = 2,070.87 : x
  2. Step 2: Convert to fraction form
    3,486.14/4,810.08 = 2,070.87/x
  3. Step 3: Cross multiply
    3,486.14x = 4,810.08 × 2,070.87
  4. Step 4: Simplify right side
    3,486.14x = 9,961,040.10
  5. Step 5: Solve for x
    x = 9,961,040.10/3,486.14
  6. Step 6: Final answer
    x = 2,857.33

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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.