Home / 5,682.76-8,525.45-1,787.06

Finding the Fourth Proportional to 5,682.76, 8,525.45 and 1,787.06

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Solution

The fourth proportional to 5,682.76, 8,525.45 and 1,787.06 is: 2,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.76 : 8,525.45 = 1,787.06 : x
  2. Step 2: Convert to fraction form
    5,682.76/8,525.45 = 1,787.06/x
  3. Step 3: Cross multiply
    5,682.76x = 8,525.45 × 1,787.06
  4. Step 4: Simplify right side
    5,682.76x = 15,235,516.46
  5. Step 5: Solve for x
    x = 15,235,516.46/5,682.76
  6. Step 6: Final answer
    x = 2,681.01

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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.