Home / 2,603.15-3,904.47-1,432.77

Finding the Fourth Proportional to 2,603.15, 3,904.47 and 1,432.77

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Solution

The fourth proportional to 2,603.15, 3,904.47 and 1,432.77 is: 2,149.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.15 : 3,904.47 = 1,432.77 : x
  2. Step 2: Convert to fraction form
    2,603.15/3,904.47 = 1,432.77/x
  3. Step 3: Cross multiply
    2,603.15x = 3,904.47 × 1,432.77
  4. Step 4: Simplify right side
    2,603.15x = 5,594,192.84
  5. Step 5: Solve for x
    x = 5,594,192.84/2,603.15
  6. Step 6: Final answer
    x = 2,149.01

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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.