Home / 10,926.02-15,078.12-6,210.32

Finding the Fourth Proportional to 10,926.02, 15,078.12 and 6,210.32

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Solution

The fourth proportional to 10,926.02, 15,078.12 and 6,210.32 is: 8,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926.02 : 15,078.12 = 6,210.32 : x
  2. Step 2: Convert to fraction form
    10,926.02/15,078.12 = 6,210.32/x
  3. Step 3: Cross multiply
    10,926.02x = 15,078.12 × 6,210.32
  4. Step 4: Simplify right side
    10,926.02x = 93,639,950.20
  5. Step 5: Solve for x
    x = 93,639,950.20/10,926.02
  6. Step 6: Final answer
    x = 8,570.36

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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.