Home / 11,570.60-17,355.88-5,657.48

Finding the Fourth Proportional to 11,570.60, 17,355.88 and 5,657.48

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Solution

The fourth proportional to 11,570.60, 17,355.88 and 5,657.48 is: 8,486.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.60 : 17,355.88 = 5,657.48 : x
  2. Step 2: Convert to fraction form
    11,570.60/17,355.88 = 5,657.48/x
  3. Step 3: Cross multiply
    11,570.60x = 17,355.88 × 5,657.48
  4. Step 4: Simplify right side
    11,570.60x = 98,190,543.98
  5. Step 5: Solve for x
    x = 98,190,543.98/11,570.60
  6. Step 6: Final answer
    x = 8,486.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.