Home / 9,740.06-14,612.54-2,720.06

Finding the Fourth Proportional to 9,740.06, 14,612.54 and 2,720.06

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Solution

The fourth proportional to 9,740.06, 14,612.54 and 2,720.06 is: 4,080.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.06 : 14,612.54 = 2,720.06 : x
  2. Step 2: Convert to fraction form
    9,740.06/14,612.54 = 2,720.06/x
  3. Step 3: Cross multiply
    9,740.06x = 14,612.54 × 2,720.06
  4. Step 4: Simplify right side
    9,740.06x = 39,746,971.95
  5. Step 5: Solve for x
    x = 39,746,971.95/9,740.06
  6. Step 6: Final answer
    x = 4,080.77

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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.