Home / 10,137.71-13,996.95-6,607.07

Finding the Fourth Proportional to 10,137.71, 13,996.95 and 6,607.07

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Solution

The fourth proportional to 10,137.71, 13,996.95 and 6,607.07 is: 9,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,137.71 : 13,996.95 = 6,607.07 : x
  2. Step 2: Convert to fraction form
    10,137.71/13,996.95 = 6,607.07/x
  3. Step 3: Cross multiply
    10,137.71x = 13,996.95 × 6,607.07
  4. Step 4: Simplify right side
    10,137.71x = 92,478,823.33
  5. Step 5: Solve for x
    x = 92,478,823.33/10,137.71
  6. Step 6: Final answer
    x = 9,122.26

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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.