Home / 7,313.51-10,090.01-4,167.87

Finding the Fourth Proportional to 7,313.51, 10,090.01 and 4,167.87

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Solution

The fourth proportional to 7,313.51, 10,090.01 and 4,167.87 is: 5,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.51 : 10,090.01 = 4,167.87 : x
  2. Step 2: Convert to fraction form
    7,313.51/10,090.01 = 4,167.87/x
  3. Step 3: Cross multiply
    7,313.51x = 10,090.01 × 4,167.87
  4. Step 4: Simplify right side
    7,313.51x = 42,053,829.14
  5. Step 5: Solve for x
    x = 42,053,829.14/7,313.51
  6. Step 6: Final answer
    x = 5,750.16

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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.