Home / 2,748.99-3,793.67-1,570.13

Finding the Fourth Proportional to 2,748.99, 3,793.67 and 1,570.13

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Solution

The fourth proportional to 2,748.99, 3,793.67 and 1,570.13 is: 2,166.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748.99 : 3,793.67 = 1,570.13 : x
  2. Step 2: Convert to fraction form
    2,748.99/3,793.67 = 1,570.13/x
  3. Step 3: Cross multiply
    2,748.99x = 3,793.67 × 1,570.13
  4. Step 4: Simplify right side
    2,748.99x = 5,956,528.26
  5. Step 5: Solve for x
    x = 5,956,528.26/2,748.99
  6. Step 6: Final answer
    x = 2,166.81

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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.