Home / 2,603.07-3,592.23-1,555.14

Finding the Fourth Proportional to 2,603.07, 3,592.23 and 1,555.14

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Solution

The fourth proportional to 2,603.07, 3,592.23 and 1,555.14 is: 2,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.07 : 3,592.23 = 1,555.14 : x
  2. Step 2: Convert to fraction form
    2,603.07/3,592.23 = 1,555.14/x
  3. Step 3: Cross multiply
    2,603.07x = 3,592.23 × 1,555.14
  4. Step 4: Simplify right side
    2,603.07x = 5,586,420.56
  5. Step 5: Solve for x
    x = 5,586,420.56/2,603.07
  6. Step 6: Final answer
    x = 2,146.09

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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.