Home / 10,878.24-15,008.40-6,097.44

Finding the Fourth Proportional to 10,878.24, 15,008.40 and 6,097.44

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Solution

The fourth proportional to 10,878.24, 15,008.40 and 6,097.44 is: 8,412.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878.24 : 15,008.40 = 6,097.44 : x
  2. Step 2: Convert to fraction form
    10,878.24/15,008.40 = 6,097.44/x
  3. Step 3: Cross multiply
    10,878.24x = 15,008.40 × 6,097.44
  4. Step 4: Simplify right side
    10,878.24x = 91,512,818.50
  5. Step 5: Solve for x
    x = 91,512,818.50/10,878.24
  6. Step 6: Final answer
    x = 8,412.47

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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.