Home / 1,544.48-2,325.90-1,392.20

Finding the Fourth Proportional to 1,544.48, 2,325.90 and 1,392.20

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Solution

The fourth proportional to 1,544.48, 2,325.90 and 1,392.20 is: 2,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.48 : 2,325.90 = 1,392.20 : x
  2. Step 2: Convert to fraction form
    1,544.48/2,325.90 = 1,392.20/x
  3. Step 3: Cross multiply
    1,544.48x = 2,325.90 × 1,392.20
  4. Step 4: Simplify right side
    1,544.48x = 3,238,117.98
  5. Step 5: Solve for x
    x = 3,238,117.98/1,544.48
  6. Step 6: Final answer
    x = 2,096.57

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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.