Home / 6,477.12-9,712.98-2,093.40

Finding the Fourth Proportional to 6,477.12, 9,712.98 and 2,093.40

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Solution

The fourth proportional to 6,477.12, 9,712.98 and 2,093.40 is: 3,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477.12 : 9,712.98 = 2,093.40 : x
  2. Step 2: Convert to fraction form
    6,477.12/9,712.98 = 2,093.40/x
  3. Step 3: Cross multiply
    6,477.12x = 9,712.98 × 2,093.40
  4. Step 4: Simplify right side
    6,477.12x = 20,333,152.33
  5. Step 5: Solve for x
    x = 20,333,152.33/6,477.12
  6. Step 6: Final answer
    x = 3,139.23

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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.