Home / 9,910.93-13,677.48-5,434.84

Finding the Fourth Proportional to 9,910.93, 13,677.48 and 5,434.84

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Solution

The fourth proportional to 9,910.93, 13,677.48 and 5,434.84 is: 7,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.93 : 13,677.48 = 5,434.84 : x
  2. Step 2: Convert to fraction form
    9,910.93/13,677.48 = 5,434.84/x
  3. Step 3: Cross multiply
    9,910.93x = 13,677.48 × 5,434.84
  4. Step 4: Simplify right side
    9,910.93x = 74,334,915.40
  5. Step 5: Solve for x
    x = 74,334,915.40/9,910.93
  6. Step 6: Final answer
    x = 7,500.30

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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.