Home / 11,254.86-15,533.60-6,541.88

Finding the Fourth Proportional to 11,254.86, 15,533.60 and 6,541.88

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Solution

The fourth proportional to 11,254.86, 15,533.60 and 6,541.88 is: 9,028.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.86 : 15,533.60 = 6,541.88 : x
  2. Step 2: Convert to fraction form
    11,254.86/15,533.60 = 6,541.88/x
  3. Step 3: Cross multiply
    11,254.86x = 15,533.60 × 6,541.88
  4. Step 4: Simplify right side
    11,254.86x = 101,618,947.17
  5. Step 5: Solve for x
    x = 101,618,947.17/11,254.86
  6. Step 6: Final answer
    x = 9,028.89

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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.