Home / 5,426.23-8,139.34-1,962.67

Finding the Fourth Proportional to 5,426.23, 8,139.34 and 1,962.67

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Solution

The fourth proportional to 5,426.23, 8,139.34 and 1,962.67 is: 2,944.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.23 : 8,139.34 = 1,962.67 : x
  2. Step 2: Convert to fraction form
    5,426.23/8,139.34 = 1,962.67/x
  3. Step 3: Cross multiply
    5,426.23x = 8,139.34 × 1,962.67
  4. Step 4: Simplify right side
    5,426.23x = 15,974,838.44
  5. Step 5: Solve for x
    x = 15,974,838.44/5,426.23
  6. Step 6: Final answer
    x = 2,944.00

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Similar ratio
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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.