Home / 5,953.34-8,219.40-4,378.70

Finding the Fourth Proportional to 5,953.34, 8,219.40 and 4,378.70

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Solution

The fourth proportional to 5,953.34, 8,219.40 and 4,378.70 is: 6,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,953.34 : 8,219.40 = 4,378.70 : x
  2. Step 2: Convert to fraction form
    5,953.34/8,219.40 = 4,378.70/x
  3. Step 3: Cross multiply
    5,953.34x = 8,219.40 × 4,378.70
  4. Step 4: Simplify right side
    5,953.34x = 35,990,286.78
  5. Step 5: Solve for x
    x = 35,990,286.78/5,953.34
  6. Step 6: Final answer
    x = 6,045.39

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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.