Home / 5,053.93-6,974.24-2,815.69

Finding the Fourth Proportional to 5,053.93, 6,974.24 and 2,815.69

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Solution

The fourth proportional to 5,053.93, 6,974.24 and 2,815.69 is: 3,885.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.93 : 6,974.24 = 2,815.69 : x
  2. Step 2: Convert to fraction form
    5,053.93/6,974.24 = 2,815.69/x
  3. Step 3: Cross multiply
    5,053.93x = 6,974.24 × 2,815.69
  4. Step 4: Simplify right side
    5,053.93x = 19,637,259.77
  5. Step 5: Solve for x
    x = 19,637,259.77/5,053.93
  6. Step 6: Final answer
    x = 3,885.54

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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.