Home / 7,388.76-10,196.08-4,031.58

Finding the Fourth Proportional to 7,388.76, 10,196.08 and 4,031.58

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Solution

The fourth proportional to 7,388.76, 10,196.08 and 4,031.58 is: 5,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.76 : 10,196.08 = 4,031.58 : x
  2. Step 2: Convert to fraction form
    7,388.76/10,196.08 = 4,031.58/x
  3. Step 3: Cross multiply
    7,388.76x = 10,196.08 × 4,031.58
  4. Step 4: Simplify right side
    7,388.76x = 41,106,312.21
  5. Step 5: Solve for x
    x = 41,106,312.21/7,388.76
  6. Step 6: Final answer
    x = 5,563.36

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Half scale
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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.