Home / 10,335.76-15,503.64-3,410.26

Finding the Fourth Proportional to 10,335.76, 15,503.64 and 3,410.26

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Solution

The fourth proportional to 10,335.76, 15,503.64 and 3,410.26 is: 5,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.76 : 15,503.64 = 3,410.26 : x
  2. Step 2: Convert to fraction form
    10,335.76/15,503.64 = 3,410.26/x
  3. Step 3: Cross multiply
    10,335.76x = 15,503.64 × 3,410.26
  4. Step 4: Simplify right side
    10,335.76x = 52,871,443.35
  5. Step 5: Solve for x
    x = 52,871,443.35/10,335.76
  6. Step 6: Final answer
    x = 5,115.39

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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.