Home / 3,589.17-5,384.36-1,123.50

Finding the Fourth Proportional to 3,589.17, 5,384.36 and 1,123.50

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Solution

The fourth proportional to 3,589.17, 5,384.36 and 1,123.50 is: 1,685.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,589.17 : 5,384.36 = 1,123.50 : x
  2. Step 2: Convert to fraction form
    3,589.17/5,384.36 = 1,123.50/x
  3. Step 3: Cross multiply
    3,589.17x = 5,384.36 × 1,123.50
  4. Step 4: Simplify right side
    3,589.17x = 6,049,328.46
  5. Step 5: Solve for x
    x = 6,049,328.46/3,589.17
  6. Step 6: Final answer
    x = 1,685.44

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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.