Home / 11,341.55-15,651.43-6,306.32

Finding the Fourth Proportional to 11,341.55, 15,651.43 and 6,306.32

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Solution

The fourth proportional to 11,341.55, 15,651.43 and 6,306.32 is: 8,702.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.55 : 15,651.43 = 6,306.32 : x
  2. Step 2: Convert to fraction form
    11,341.55/15,651.43 = 6,306.32/x
  3. Step 3: Cross multiply
    11,341.55x = 15,651.43 × 6,306.32
  4. Step 4: Simplify right side
    11,341.55x = 98,702,949.40
  5. Step 5: Solve for x
    x = 98,702,949.40/11,341.55
  6. Step 6: Final answer
    x = 8,702.77

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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.