Home / 3,099.39-4,277.40-1,702.41

Finding the Fourth Proportional to 3,099.39, 4,277.40 and 1,702.41

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Solution

The fourth proportional to 3,099.39, 4,277.40 and 1,702.41 is: 2,349.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.39 : 4,277.40 = 1,702.41 : x
  2. Step 2: Convert to fraction form
    3,099.39/4,277.40 = 1,702.41/x
  3. Step 3: Cross multiply
    3,099.39x = 4,277.40 × 1,702.41
  4. Step 4: Simplify right side
    3,099.39x = 7,281,888.53
  5. Step 5: Solve for x
    x = 7,281,888.53/3,099.39
  6. Step 6: Final answer
    x = 2,349.46

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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.