Home / 11,680.22-16,127.04-7,210.04

Finding the Fourth Proportional to 11,680.22, 16,127.04 and 7,210.04

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Solution

The fourth proportional to 11,680.22, 16,127.04 and 7,210.04 is: 9,955.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.22 : 16,127.04 = 7,210.04 : x
  2. Step 2: Convert to fraction form
    11,680.22/16,127.04 = 7,210.04/x
  3. Step 3: Cross multiply
    11,680.22x = 16,127.04 × 7,210.04
  4. Step 4: Simplify right side
    11,680.22x = 116,276,522.85
  5. Step 5: Solve for x
    x = 116,276,522.85/11,680.22
  6. Step 6: Final answer
    x = 9,955.00

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1.5x scale

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.