Home / 11,073.90-15,283.53-6,357.36

Finding the Fourth Proportional to 11,073.90, 15,283.53 and 6,357.36

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Solution

The fourth proportional to 11,073.90, 15,283.53 and 6,357.36 is: 8,774.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.90 : 15,283.53 = 6,357.36 : x
  2. Step 2: Convert to fraction form
    11,073.90/15,283.53 = 6,357.36/x
  3. Step 3: Cross multiply
    11,073.90x = 15,283.53 × 6,357.36
  4. Step 4: Simplify right side
    11,073.90x = 97,162,902.28
  5. Step 5: Solve for x
    x = 97,162,902.28/11,073.90
  6. Step 6: Final answer
    x = 8,774.05

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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.