Home / 3,302.76-4,557.93-1,886.68

Finding the Fourth Proportional to 3,302.76, 4,557.93 and 1,886.68

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Solution

The fourth proportional to 3,302.76, 4,557.93 and 1,886.68 is: 2,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.76 : 4,557.93 = 1,886.68 : x
  2. Step 2: Convert to fraction form
    3,302.76/4,557.93 = 1,886.68/x
  3. Step 3: Cross multiply
    3,302.76x = 4,557.93 × 1,886.68
  4. Step 4: Simplify right side
    3,302.76x = 8,599,355.37
  5. Step 5: Solve for x
    x = 8,599,355.37/3,302.76
  6. Step 6: Final answer
    x = 2,603.69

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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.