Home / 4,263.40-6,392.67-2,071.54

Finding the Fourth Proportional to 4,263.40, 6,392.67 and 2,071.54

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Solution

The fourth proportional to 4,263.40, 6,392.67 and 2,071.54 is: 3,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.40 : 6,392.67 = 2,071.54 : x
  2. Step 2: Convert to fraction form
    4,263.40/6,392.67 = 2,071.54/x
  3. Step 3: Cross multiply
    4,263.40x = 6,392.67 × 2,071.54
  4. Step 4: Simplify right side
    4,263.40x = 13,242,671.61
  5. Step 5: Solve for x
    x = 13,242,671.61/4,263.40
  6. Step 6: Final answer
    x = 3,106.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.