Home / 3,058.47-4,220.91-1,799.46

Finding the Fourth Proportional to 3,058.47, 4,220.91 and 1,799.46

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Solution

The fourth proportional to 3,058.47, 4,220.91 and 1,799.46 is: 2,483.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.47 : 4,220.91 = 1,799.46 : x
  2. Step 2: Convert to fraction form
    3,058.47/4,220.91 = 1,799.46/x
  3. Step 3: Cross multiply
    3,058.47x = 4,220.91 × 1,799.46
  4. Step 4: Simplify right side
    3,058.47x = 7,595,358.71
  5. Step 5: Solve for x
    x = 7,595,358.71/3,058.47
  6. Step 6: Final answer
    x = 2,483.39

Related Problems

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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.