Home / 10,090.47-13,923.19-5,614.11

Finding the Fourth Proportional to 10,090.47, 13,923.19 and 5,614.11

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Solution

The fourth proportional to 10,090.47, 13,923.19 and 5,614.11 is: 7,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.47 : 13,923.19 = 5,614.11 : x
  2. Step 2: Convert to fraction form
    10,090.47/13,923.19 = 5,614.11/x
  3. Step 3: Cross multiply
    10,090.47x = 13,923.19 × 5,614.11
  4. Step 4: Simplify right side
    10,090.47x = 78,166,327.23
  5. Step 5: Solve for x
    x = 78,166,327.23/10,090.47
  6. Step 6: Final answer
    x = 7,746.55

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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.