Home / 5,655.19-7,804.98-3,417.39

Finding the Fourth Proportional to 5,655.19, 7,804.98 and 3,417.39

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Solution

The fourth proportional to 5,655.19, 7,804.98 and 3,417.39 is: 4,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.19 : 7,804.98 = 3,417.39 : x
  2. Step 2: Convert to fraction form
    5,655.19/7,804.98 = 3,417.39/x
  3. Step 3: Cross multiply
    5,655.19x = 7,804.98 × 3,417.39
  4. Step 4: Simplify right side
    5,655.19x = 26,672,660.60
  5. Step 5: Solve for x
    x = 26,672,660.60/5,655.19
  6. Step 6: Final answer
    x = 4,716.49

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Find fourth proportional to 2,827.60, 3,902.49 and 1,708.70
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.