Home / 10,511.16-14,502.84-6,259.49

Finding the Fourth Proportional to 10,511.16, 14,502.84 and 6,259.49

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Solution

The fourth proportional to 10,511.16, 14,502.84 and 6,259.49 is: 8,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.16 : 14,502.84 = 6,259.49 : x
  2. Step 2: Convert to fraction form
    10,511.16/14,502.84 = 6,259.49/x
  3. Step 3: Cross multiply
    10,511.16x = 14,502.84 × 6,259.49
  4. Step 4: Simplify right side
    10,511.16x = 90,780,418.21
  5. Step 5: Solve for x
    x = 90,780,418.21/10,511.16
  6. Step 6: Final answer
    x = 8,636.57

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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.