Home / 2,603.12-3,590.08-2,036.12

Finding the Fourth Proportional to 2,603.12, 3,590.08 and 2,036.12

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Solution

The fourth proportional to 2,603.12, 3,590.08 and 2,036.12 is: 2,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.12 : 3,590.08 = 2,036.12 : x
  2. Step 2: Convert to fraction form
    2,603.12/3,590.08 = 2,036.12/x
  3. Step 3: Cross multiply
    2,603.12x = 3,590.08 × 2,036.12
  4. Step 4: Simplify right side
    2,603.12x = 7,309,833.69
  5. Step 5: Solve for x
    x = 7,309,833.69/2,603.12
  6. Step 6: Final answer
    x = 2,808.10

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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.