Home / 10,578.10-14,580.84-8,336.26

Finding the Fourth Proportional to 10,578.10, 14,580.84 and 8,336.26

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Solution

The fourth proportional to 10,578.10, 14,580.84 and 8,336.26 is: 11,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,578.10 : 14,580.84 = 8,336.26 : x
  2. Step 2: Convert to fraction form
    10,578.10/14,580.84 = 8,336.26/x
  3. Step 3: Cross multiply
    10,578.10x = 14,580.84 × 8,336.26
  4. Step 4: Simplify right side
    10,578.10x = 121,549,673.26
  5. Step 5: Solve for x
    x = 121,549,673.26/10,578.10
  6. Step 6: Final answer
    x = 11,490.69

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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.