Home / 10,899.29-15,040.53-6,184.46

Finding the Fourth Proportional to 10,899.29, 15,040.53 and 6,184.46

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Solution

The fourth proportional to 10,899.29, 15,040.53 and 6,184.46 is: 8,534.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.29 : 15,040.53 = 6,184.46 : x
  2. Step 2: Convert to fraction form
    10,899.29/15,040.53 = 6,184.46/x
  3. Step 3: Cross multiply
    10,899.29x = 15,040.53 × 6,184.46
  4. Step 4: Simplify right side
    10,899.29x = 93,017,556.16
  5. Step 5: Solve for x
    x = 93,017,556.16/10,899.29
  6. Step 6: Final answer
    x = 8,534.28

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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.