Home / 7,385.51-11,090.81-4,936.07

Finding the Fourth Proportional to 7,385.51, 11,090.81 and 4,936.07

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Solution

The fourth proportional to 7,385.51, 11,090.81 and 4,936.07 is: 7,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.51 : 11,090.81 = 4,936.07 : x
  2. Step 2: Convert to fraction form
    7,385.51/11,090.81 = 4,936.07/x
  3. Step 3: Cross multiply
    7,385.51x = 11,090.81 × 4,936.07
  4. Step 4: Simplify right side
    7,385.51x = 54,744,934.38
  5. Step 5: Solve for x
    x = 54,744,934.38/7,385.51
  6. Step 6: Final answer
    x = 7,412.48

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1.5x scale

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.