Home / 2,603.04-3,590.64-2,253.12

Finding the Fourth Proportional to 2,603.04, 3,590.64 and 2,253.12

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Solution

The fourth proportional to 2,603.04, 3,590.64 and 2,253.12 is: 3,107.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.04 : 3,590.64 = 2,253.12 : x
  2. Step 2: Convert to fraction form
    2,603.04/3,590.64 = 2,253.12/x
  3. Step 3: Cross multiply
    2,603.04x = 3,590.64 × 2,253.12
  4. Step 4: Simplify right side
    2,603.04x = 8,090,142.80
  5. Step 5: Solve for x
    x = 8,090,142.80/2,603.04
  6. Step 6: Final answer
    x = 3,107.96

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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.