Home / 10,926.29-15,078.15-6,210.27

Finding the Fourth Proportional to 10,926.29, 15,078.15 and 6,210.27

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Solution

The fourth proportional to 10,926.29, 15,078.15 and 6,210.27 is: 8,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.29 : 15,078.15 = 6,210.27 : x
  2. Step 2: Convert to fraction form
    10,926.29/15,078.15 = 6,210.27/x
  3. Step 3: Cross multiply
    10,926.29x = 15,078.15 × 6,210.27
  4. Step 4: Simplify right side
    10,926.29x = 93,639,382.60
  5. Step 5: Solve for x
    x = 93,639,382.60/10,926.29
  6. Step 6: Final answer
    x = 8,570.10

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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.