Home / 4,129.47-5,698.84-2,361.07

Finding the Fourth Proportional to 4,129.47, 5,698.84 and 2,361.07

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Solution

The fourth proportional to 4,129.47, 5,698.84 and 2,361.07 is: 3,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.47 : 5,698.84 = 2,361.07 : x
  2. Step 2: Convert to fraction form
    4,129.47/5,698.84 = 2,361.07/x
  3. Step 3: Cross multiply
    4,129.47x = 5,698.84 × 2,361.07
  4. Step 4: Simplify right side
    4,129.47x = 13,455,368.50
  5. Step 5: Solve for x
    x = 13,455,368.50/4,129.47
  6. Step 6: Final answer
    x = 3,258.38

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Find fourth proportional to 2,064.73, 2,849.42 and 1,180.54
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.