Home / 11,310.36-15,607.20-6,274.48

Finding the Fourth Proportional to 11,310.36, 15,607.20 and 6,274.48

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Solution

The fourth proportional to 11,310.36, 15,607.20 and 6,274.48 is: 8,658.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.36 : 15,607.20 = 6,274.48 : x
  2. Step 2: Convert to fraction form
    11,310.36/15,607.20 = 6,274.48/x
  3. Step 3: Cross multiply
    11,310.36x = 15,607.20 × 6,274.48
  4. Step 4: Simplify right side
    11,310.36x = 97,927,064.26
  5. Step 5: Solve for x
    x = 97,927,064.26/11,310.36
  6. Step 6: Final answer
    x = 8,658.17

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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.