Home / 5,008.61-6,910.81-3,813.35

Finding the Fourth Proportional to 5,008.61, 6,910.81 and 3,813.35

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Solution

The fourth proportional to 5,008.61, 6,910.81 and 3,813.35 is: 5,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.61 : 6,910.81 = 3,813.35 : x
  2. Step 2: Convert to fraction form
    5,008.61/6,910.81 = 3,813.35/x
  3. Step 3: Cross multiply
    5,008.61x = 6,910.81 × 3,813.35
  4. Step 4: Simplify right side
    5,008.61x = 26,353,293.23
  5. Step 5: Solve for x
    x = 26,353,293.23/5,008.61
  6. Step 6: Final answer
    x = 5,261.60

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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.