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Finding the Fourth Proportional to 4,365, 6,019.71 and 3,248.76

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Solution

The fourth proportional to 4,365, 6,019.71 and 3,248.76 is: 4,480.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365 : 6,019.71 = 3,248.76 : x
  2. Step 2: Convert to fraction form
    4,365/6,019.71 = 3,248.76/x
  3. Step 3: Cross multiply
    4,365x = 6,019.71 × 3,248.76
  4. Step 4: Simplify right side
    4,365x = 19,556,593.06
  5. Step 5: Solve for x
    x = 19,556,593.06/4,365
  6. Step 6: Final answer
    x = 4,480.32

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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.