Home / 8,172.04-11,262.09-5,810.08

Finding the Fourth Proportional to 8,172.04, 11,262.09 and 5,810.08

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Solution

The fourth proportional to 8,172.04, 11,262.09 and 5,810.08 is: 8,007.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172.04 : 11,262.09 = 5,810.08 : x
  2. Step 2: Convert to fraction form
    8,172.04/11,262.09 = 5,810.08/x
  3. Step 3: Cross multiply
    8,172.04x = 11,262.09 × 5,810.08
  4. Step 4: Simplify right side
    8,172.04x = 65,433,643.87
  5. Step 5: Solve for x
    x = 65,433,643.87/8,172.04
  6. Step 6: Final answer
    x = 8,007.01

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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.