Home / 10,984.83-15,159.29-6,205.74

Finding the Fourth Proportional to 10,984.83, 15,159.29 and 6,205.74

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Solution

The fourth proportional to 10,984.83, 15,159.29 and 6,205.74 is: 8,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.83 : 15,159.29 = 6,205.74 : x
  2. Step 2: Convert to fraction form
    10,984.83/15,159.29 = 6,205.74/x
  3. Step 3: Cross multiply
    10,984.83x = 15,159.29 × 6,205.74
  4. Step 4: Simplify right side
    10,984.83x = 94,074,581.30
  5. Step 5: Solve for x
    x = 94,074,581.30/10,984.83
  6. Step 6: Final answer
    x = 8,564.05

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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.