Home / 3,545.04-4,888.20-2,267.28

Finding the Fourth Proportional to 3,545.04, 4,888.20 and 2,267.28

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Solution

The fourth proportional to 3,545.04, 4,888.20 and 2,267.28 is: 3,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.04 : 4,888.20 = 2,267.28 : x
  2. Step 2: Convert to fraction form
    3,545.04/4,888.20 = 2,267.28/x
  3. Step 3: Cross multiply
    3,545.04x = 4,888.20 × 2,267.28
  4. Step 4: Simplify right side
    3,545.04x = 11,082,918.10
  5. Step 5: Solve for x
    x = 11,082,918.10/3,545.04
  6. Step 6: Final answer
    x = 3,126.32

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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.