Home / 1,552.74-2,333.71-1,438.16

Finding the Fourth Proportional to 1,552.74, 2,333.71 and 1,438.16

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Solution

The fourth proportional to 1,552.74, 2,333.71 and 1,438.16 is: 2,161.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.74 : 2,333.71 = 1,438.16 : x
  2. Step 2: Convert to fraction form
    1,552.74/2,333.71 = 1,438.16/x
  3. Step 3: Cross multiply
    1,552.74x = 2,333.71 × 1,438.16
  4. Step 4: Simplify right side
    1,552.74x = 3,356,238.50
  5. Step 5: Solve for x
    x = 3,356,238.50/1,552.74
  6. Step 6: Final answer
    x = 2,161.50

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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.