Home / 11,346.67-15,657.21-6,310.08

Finding the Fourth Proportional to 11,346.67, 15,657.21 and 6,310.08

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Solution

The fourth proportional to 11,346.67, 15,657.21 and 6,310.08 is: 8,707.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.67 : 15,657.21 = 6,310.08 : x
  2. Step 2: Convert to fraction form
    11,346.67/15,657.21 = 6,310.08/x
  3. Step 3: Cross multiply
    11,346.67x = 15,657.21 × 6,310.08
  4. Step 4: Simplify right side
    11,346.67x = 98,798,216.13
  5. Step 5: Solve for x
    x = 98,798,216.13/11,346.67
  6. Step 6: Final answer
    x = 8,707.24

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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.