Home / 10,086.24-13,915.80-6,106.08

Finding the Fourth Proportional to 10,086.24, 13,915.80 and 6,106.08

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Solution

The fourth proportional to 10,086.24, 13,915.80 and 6,106.08 is: 8,424.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.24 : 13,915.80 = 6,106.08 : x
  2. Step 2: Convert to fraction form
    10,086.24/13,915.80 = 6,106.08/x
  3. Step 3: Cross multiply
    10,086.24x = 13,915.80 × 6,106.08
  4. Step 4: Simplify right side
    10,086.24x = 84,970,988.06
  5. Step 5: Solve for x
    x = 84,970,988.06/10,086.24
  6. Step 6: Final answer
    x = 8,424.45

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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.