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Finding the Fourth Proportional to 10,172.04, 15,254.04 and 6,886.08

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Solution

The fourth proportional to 10,172.04, 15,254.04 and 6,886.08 is: 10,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,172.04 : 15,254.04 = 6,886.08 : x
  2. Step 2: Convert to fraction form
    10,172.04/15,254.04 = 6,886.08/x
  3. Step 3: Cross multiply
    10,172.04x = 15,254.04 × 6,886.08
  4. Step 4: Simplify right side
    10,172.04x = 105,040,539.76
  5. Step 5: Solve for x
    x = 105,040,539.76/10,172.04
  6. Step 6: Final answer
    x = 10,326.40

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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.