Home / 4,302.81-6,454.26-1,962.72

Finding the Fourth Proportional to 4,302.81, 6,454.26 and 1,962.72

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Solution

The fourth proportional to 4,302.81, 6,454.26 and 1,962.72 is: 2,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302.81 : 6,454.26 = 1,962.72 : x
  2. Step 2: Convert to fraction form
    4,302.81/6,454.26 = 1,962.72/x
  3. Step 3: Cross multiply
    4,302.81x = 6,454.26 × 1,962.72
  4. Step 4: Simplify right side
    4,302.81x = 12,667,905.19
  5. Step 5: Solve for x
    x = 12,667,905.19/4,302.81
  6. Step 6: Final answer
    x = 2,944.10

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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.