Home / 11,200.84-15,457.59-6,726.60

Finding the Fourth Proportional to 11,200.84, 15,457.59 and 6,726.60

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Solution

The fourth proportional to 11,200.84, 15,457.59 and 6,726.60 is: 9,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200.84 : 15,457.59 = 6,726.60 : x
  2. Step 2: Convert to fraction form
    11,200.84/15,457.59 = 6,726.60/x
  3. Step 3: Cross multiply
    11,200.84x = 15,457.59 × 6,726.60
  4. Step 4: Simplify right side
    11,200.84x = 103,977,024.89
  5. Step 5: Solve for x
    x = 103,977,024.89/11,200.84
  6. Step 6: Final answer
    x = 9,282.97

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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.