Home / 10,941.99-15,090.91-6,956.16

Finding the Fourth Proportional to 10,941.99, 15,090.91 and 6,956.16

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Solution

The fourth proportional to 10,941.99, 15,090.91 and 6,956.16 is: 9,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941.99 : 15,090.91 = 6,956.16 : x
  2. Step 2: Convert to fraction form
    10,941.99/15,090.91 = 6,956.16/x
  3. Step 3: Cross multiply
    10,941.99x = 15,090.91 × 6,956.16
  4. Step 4: Simplify right side
    10,941.99x = 104,974,784.51
  5. Step 5: Solve for x
    x = 104,974,784.51/10,941.99
  6. Step 6: Final answer
    x = 9,593.76

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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.