Home / 11,012.44-15,200-6,818.24

Finding the Fourth Proportional to 11,012.44, 15,200 and 6,818.24

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Solution

The fourth proportional to 11,012.44, 15,200 and 6,818.24 is: 9,410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.44 : 15,200 = 6,818.24 : x
  2. Step 2: Convert to fraction form
    11,012.44/15,200 = 6,818.24/x
  3. Step 3: Cross multiply
    11,012.44x = 15,200 × 6,818.24
  4. Step 4: Simplify right side
    11,012.44x = 103,637,248
  5. Step 5: Solve for x
    x = 103,637,248/11,012.44
  6. Step 6: Final answer
    x = 9,410.93

Related Problems

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Double scale
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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.