Home / 5,289.36-7,298.28-3,425.28

Finding the Fourth Proportional to 5,289.36, 7,298.28 and 3,425.28

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Solution

The fourth proportional to 5,289.36, 7,298.28 and 3,425.28 is: 4,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.36 : 7,298.28 = 3,425.28 : x
  2. Step 2: Convert to fraction form
    5,289.36/7,298.28 = 3,425.28/x
  3. Step 3: Cross multiply
    5,289.36x = 7,298.28 × 3,425.28
  4. Step 4: Simplify right side
    5,289.36x = 24,998,652.52
  5. Step 5: Solve for x
    x = 24,998,652.52/5,289.36
  6. Step 6: Final answer
    x = 4,726.21

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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.