Home / 4,376.39-6,561.95-1,744.30

Finding the Fourth Proportional to 4,376.39, 6,561.95 and 1,744.30

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Solution

The fourth proportional to 4,376.39, 6,561.95 and 1,744.30 is: 2,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.39 : 6,561.95 = 1,744.30 : x
  2. Step 2: Convert to fraction form
    4,376.39/6,561.95 = 1,744.30/x
  3. Step 3: Cross multiply
    4,376.39x = 6,561.95 × 1,744.30
  4. Step 4: Simplify right side
    4,376.39x = 11,446,008.87
  5. Step 5: Solve for x
    x = 11,446,008.87/4,376.39
  6. Step 6: Final answer
    x = 2,615.40

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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.