Home / 5,266.30-7,267.58-2,908.39

Finding the Fourth Proportional to 5,266.30, 7,267.58 and 2,908.39

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Solution

The fourth proportional to 5,266.30, 7,267.58 and 2,908.39 is: 4,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.30 : 7,267.58 = 2,908.39 : x
  2. Step 2: Convert to fraction form
    5,266.30/7,267.58 = 2,908.39/x
  3. Step 3: Cross multiply
    5,266.30x = 7,267.58 × 2,908.39
  4. Step 4: Simplify right side
    5,266.30x = 21,136,957.00
  5. Step 5: Solve for x
    x = 21,136,957.00/5,266.30
  6. Step 6: Final answer
    x = 4,013.63

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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.