Home / 4,347.47-6,513.01-2,155.01

Finding the Fourth Proportional to 4,347.47, 6,513.01 and 2,155.01

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Solution

The fourth proportional to 4,347.47, 6,513.01 and 2,155.01 is: 3,228.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.47 : 6,513.01 = 2,155.01 : x
  2. Step 2: Convert to fraction form
    4,347.47/6,513.01 = 2,155.01/x
  3. Step 3: Cross multiply
    4,347.47x = 6,513.01 × 2,155.01
  4. Step 4: Simplify right side
    4,347.47x = 14,035,563.73
  5. Step 5: Solve for x
    x = 14,035,563.73/4,347.47
  6. Step 6: Final answer
    x = 3,228.44

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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.