Home / 2,393.66-3,303.38-1,399.52

Finding the Fourth Proportional to 2,393.66, 3,303.38 and 1,399.52

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Solution

The fourth proportional to 2,393.66, 3,303.38 and 1,399.52 is: 1,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.66 : 3,303.38 = 1,399.52 : x
  2. Step 2: Convert to fraction form
    2,393.66/3,303.38 = 1,399.52/x
  3. Step 3: Cross multiply
    2,393.66x = 3,303.38 × 1,399.52
  4. Step 4: Simplify right side
    2,393.66x = 4,623,158.13
  5. Step 5: Solve for x
    x = 4,623,158.13/2,393.66
  6. Step 6: Final answer
    x = 1,931.42

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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.