Home / 5,875.57-8,815.94-2,177.01

Finding the Fourth Proportional to 5,875.57, 8,815.94 and 2,177.01

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Solution

The fourth proportional to 5,875.57, 8,815.94 and 2,177.01 is: 3,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,875.57 : 8,815.94 = 2,177.01 : x
  2. Step 2: Convert to fraction form
    5,875.57/8,815.94 = 2,177.01/x
  3. Step 3: Cross multiply
    5,875.57x = 8,815.94 × 2,177.01
  4. Step 4: Simplify right side
    5,875.57x = 19,192,386.82
  5. Step 5: Solve for x
    x = 19,192,386.82/5,875.57
  6. Step 6: Final answer
    x = 3,266.47

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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.