Home / 11,618.56-16,038.57-6,904.36

Finding the Fourth Proportional to 11,618.56, 16,038.57 and 6,904.36

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Solution

The fourth proportional to 11,618.56, 16,038.57 and 6,904.36 is: 9,530.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.56 : 16,038.57 = 6,904.36 : x
  2. Step 2: Convert to fraction form
    11,618.56/16,038.57 = 6,904.36/x
  3. Step 3: Cross multiply
    11,618.56x = 16,038.57 × 6,904.36
  4. Step 4: Simplify right side
    11,618.56x = 110,736,061.17
  5. Step 5: Solve for x
    x = 110,736,061.17/11,618.56
  6. Step 6: Final answer
    x = 9,530.96

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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.