Home / 4,977.83-6,867.11-3,210.01

Finding the Fourth Proportional to 4,977.83, 6,867.11 and 3,210.01

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Solution

The fourth proportional to 4,977.83, 6,867.11 and 3,210.01 is: 4,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.83 : 6,867.11 = 3,210.01 : x
  2. Step 2: Convert to fraction form
    4,977.83/6,867.11 = 3,210.01/x
  3. Step 3: Cross multiply
    4,977.83x = 6,867.11 × 3,210.01
  4. Step 4: Simplify right side
    4,977.83x = 22,043,482.63
  5. Step 5: Solve for x
    x = 22,043,482.63/4,977.83
  6. Step 6: Final answer
    x = 4,428.33

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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.