Home / 2,406.16-3,320.64-1,358.24

Finding the Fourth Proportional to 2,406.16, 3,320.64 and 1,358.24

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Solution

The fourth proportional to 2,406.16, 3,320.64 and 1,358.24 is: 1,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.16 : 3,320.64 = 1,358.24 : x
  2. Step 2: Convert to fraction form
    2,406.16/3,320.64 = 1,358.24/x
  3. Step 3: Cross multiply
    2,406.16x = 3,320.64 × 1,358.24
  4. Step 4: Simplify right side
    2,406.16x = 4,510,226.07
  5. Step 5: Solve for x
    x = 4,510,226.07/2,406.16
  6. Step 6: Final answer
    x = 1,874.45

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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.