Home / 7,550.02-10,419.09-4,192.89

Finding the Fourth Proportional to 7,550.02, 10,419.09 and 4,192.89

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Solution

The fourth proportional to 7,550.02, 10,419.09 and 4,192.89 is: 5,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,550.02 : 10,419.09 = 4,192.89 : x
  2. Step 2: Convert to fraction form
    7,550.02/10,419.09 = 4,192.89/x
  3. Step 3: Cross multiply
    7,550.02x = 10,419.09 × 4,192.89
  4. Step 4: Simplify right side
    7,550.02x = 43,686,088.99
  5. Step 5: Solve for x
    x = 43,686,088.99/7,550.02
  6. Step 6: Final answer
    x = 5,786.22

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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.