Home / 2,038.59-2,813.66-1,900.08

Finding the Fourth Proportional to 2,038.59, 2,813.66 and 1,900.08

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Solution

The fourth proportional to 2,038.59, 2,813.66 and 1,900.08 is: 2,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.59 : 2,813.66 = 1,900.08 : x
  2. Step 2: Convert to fraction form
    2,038.59/2,813.66 = 1,900.08/x
  3. Step 3: Cross multiply
    2,038.59x = 2,813.66 × 1,900.08
  4. Step 4: Simplify right side
    2,038.59x = 5,346,169.59
  5. Step 5: Solve for x
    x = 5,346,169.59/2,038.59
  6. Step 6: Final answer
    x = 2,622.48

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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.