Home / 9,780.02-14,669.97-3,206.16

Finding the Fourth Proportional to 9,780.02, 14,669.97 and 3,206.16

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Solution

The fourth proportional to 9,780.02, 14,669.97 and 3,206.16 is: 4,809.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.02 : 14,669.97 = 3,206.16 : x
  2. Step 2: Convert to fraction form
    9,780.02/14,669.97 = 3,206.16/x
  3. Step 3: Cross multiply
    9,780.02x = 14,669.97 × 3,206.16
  4. Step 4: Simplify right side
    9,780.02x = 47,034,271.02
  5. Step 5: Solve for x
    x = 47,034,271.02/9,780.02
  6. Step 6: Final answer
    x = 4,809.22

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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.