Home / 10,926.36-15,078.38-6,210.52

Finding the Fourth Proportional to 10,926.36, 15,078.38 and 6,210.52

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Solution

The fourth proportional to 10,926.36, 15,078.38 and 6,210.52 is: 8,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.36 : 15,078.38 = 6,210.52 : x
  2. Step 2: Convert to fraction form
    10,926.36/15,078.38 = 6,210.52/x
  3. Step 3: Cross multiply
    10,926.36x = 15,078.38 × 6,210.52
  4. Step 4: Simplify right side
    10,926.36x = 93,644,580.56
  5. Step 5: Solve for x
    x = 93,644,580.56/10,926.36
  6. Step 6: Final answer
    x = 8,570.52

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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.