Home / 10,225.11-15,331.13-4,886.09

Finding the Fourth Proportional to 10,225.11, 15,331.13 and 4,886.09

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Solution

The fourth proportional to 10,225.11, 15,331.13 and 4,886.09 is: 7,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.11 : 15,331.13 = 4,886.09 : x
  2. Step 2: Convert to fraction form
    10,225.11/15,331.13 = 4,886.09/x
  3. Step 3: Cross multiply
    10,225.11x = 15,331.13 × 4,886.09
  4. Step 4: Simplify right side
    10,225.11x = 74,909,280.98
  5. Step 5: Solve for x
    x = 74,909,280.98/10,225.11
  6. Step 6: Final answer
    x = 7,326.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.