Home / 11,308.66-15,607.41-6,341.62

Finding the Fourth Proportional to 11,308.66, 15,607.41 and 6,341.62

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Solution

The fourth proportional to 11,308.66, 15,607.41 and 6,341.62 is: 8,752.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.66 : 15,607.41 = 6,341.62 : x
  2. Step 2: Convert to fraction form
    11,308.66/15,607.41 = 6,341.62/x
  3. Step 3: Cross multiply
    11,308.66x = 15,607.41 × 6,341.62
  4. Step 4: Simplify right side
    11,308.66x = 98,976,263.40
  5. Step 5: Solve for x
    x = 98,976,263.40/11,308.66
  6. Step 6: Final answer
    x = 8,752.25

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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.