Home / 11,089.38-15,303.35-6,374.58

Finding the Fourth Proportional to 11,089.38, 15,303.35 and 6,374.58

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Solution

The fourth proportional to 11,089.38, 15,303.35 and 6,374.58 is: 8,796.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.38 : 15,303.35 = 6,374.58 : x
  2. Step 2: Convert to fraction form
    11,089.38/15,303.35 = 6,374.58/x
  3. Step 3: Cross multiply
    11,089.38x = 15,303.35 × 6,374.58
  4. Step 4: Simplify right side
    11,089.38x = 97,552,428.84
  5. Step 5: Solve for x
    x = 97,552,428.84/11,089.38
  6. Step 6: Final answer
    x = 8,796.92

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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.