Home / 5,296.24-7,946.52-2,666.80

Finding the Fourth Proportional to 5,296.24, 7,946.52 and 2,666.80

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Solution

The fourth proportional to 5,296.24, 7,946.52 and 2,666.80 is: 4,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.24 : 7,946.52 = 2,666.80 : x
  2. Step 2: Convert to fraction form
    5,296.24/7,946.52 = 2,666.80/x
  3. Step 3: Cross multiply
    5,296.24x = 7,946.52 × 2,666.80
  4. Step 4: Simplify right side
    5,296.24x = 21,191,779.54
  5. Step 5: Solve for x
    x = 21,191,779.54/5,296.24
  6. Step 6: Final answer
    x = 4,001.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.