Home / 4,346.79-6,520.73-1,424.09

Finding the Fourth Proportional to 4,346.79, 6,520.73 and 1,424.09

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Solution

The fourth proportional to 4,346.79, 6,520.73 and 1,424.09 is: 2,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,346.79 : 6,520.73 = 1,424.09 : x
  2. Step 2: Convert to fraction form
    4,346.79/6,520.73 = 1,424.09/x
  3. Step 3: Cross multiply
    4,346.79x = 6,520.73 × 1,424.09
  4. Step 4: Simplify right side
    4,346.79x = 9,286,066.66
  5. Step 5: Solve for x
    x = 9,286,066.66/4,346.79
  6. Step 6: Final answer
    x = 2,136.30

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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.