Home / 10,045.72-15,068.94-4,194.28

Finding the Fourth Proportional to 10,045.72, 15,068.94 and 4,194.28

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Solution

The fourth proportional to 10,045.72, 15,068.94 and 4,194.28 is: 6,291.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.72 : 15,068.94 = 4,194.28 : x
  2. Step 2: Convert to fraction form
    10,045.72/15,068.94 = 4,194.28/x
  3. Step 3: Cross multiply
    10,045.72x = 15,068.94 × 4,194.28
  4. Step 4: Simplify right side
    10,045.72x = 63,203,353.66
  5. Step 5: Solve for x
    x = 63,203,353.66/10,045.72
  6. Step 6: Final answer
    x = 6,291.57

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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.