Home / 6,647.49-9,970.87-2,030.13

Finding the Fourth Proportional to 6,647.49, 9,970.87 and 2,030.13

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Solution

The fourth proportional to 6,647.49, 9,970.87 and 2,030.13 is: 3,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.49 : 9,970.87 = 2,030.13 : x
  2. Step 2: Convert to fraction form
    6,647.49/9,970.87 = 2,030.13/x
  3. Step 3: Cross multiply
    6,647.49x = 9,970.87 × 2,030.13
  4. Step 4: Simplify right side
    6,647.49x = 20,242,107.38
  5. Step 5: Solve for x
    x = 20,242,107.38/6,647.49
  6. Step 6: Final answer
    x = 3,045.08

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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.