Home / 10,556.28-14,561.31-6,971.25

Finding the Fourth Proportional to 10,556.28, 14,561.31 and 6,971.25

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Solution

The fourth proportional to 10,556.28, 14,561.31 and 6,971.25 is: 9,616.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.28 : 14,561.31 = 6,971.25 : x
  2. Step 2: Convert to fraction form
    10,556.28/14,561.31 = 6,971.25/x
  3. Step 3: Cross multiply
    10,556.28x = 14,561.31 × 6,971.25
  4. Step 4: Simplify right side
    10,556.28x = 101,510,532.34
  5. Step 5: Solve for x
    x = 101,510,532.34/10,556.28
  6. Step 6: Final answer
    x = 9,616.13

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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.