Home / 1,574.27-2,370.55-1,166.30

Finding the Fourth Proportional to 1,574.27, 2,370.55 and 1,166.30

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Solution

The fourth proportional to 1,574.27, 2,370.55 and 1,166.30 is: 1,756.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.27 : 2,370.55 = 1,166.30 : x
  2. Step 2: Convert to fraction form
    1,574.27/2,370.55 = 1,166.30/x
  3. Step 3: Cross multiply
    1,574.27x = 2,370.55 × 1,166.30
  4. Step 4: Simplify right side
    1,574.27x = 2,764,772.47
  5. Step 5: Solve for x
    x = 2,764,772.47/1,574.27
  6. Step 6: Final answer
    x = 1,756.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.