Home / 2,016.40-2,776.80-1,850.08

Finding the Fourth Proportional to 2,016.40, 2,776.80 and 1,850.08

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Solution

The fourth proportional to 2,016.40, 2,776.80 and 1,850.08 is: 2,547.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.40 : 2,776.80 = 1,850.08 : x
  2. Step 2: Convert to fraction form
    2,016.40/2,776.80 = 1,850.08/x
  3. Step 3: Cross multiply
    2,016.40x = 2,776.80 × 1,850.08
  4. Step 4: Simplify right side
    2,016.40x = 5,137,302.14
  5. Step 5: Solve for x
    x = 5,137,302.14/2,016.40
  6. Step 6: Final answer
    x = 2,547.76

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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.