Home / 5,548.86-7,657.37-3,030.96

Finding the Fourth Proportional to 5,548.86, 7,657.37 and 3,030.96

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Solution

The fourth proportional to 5,548.86, 7,657.37 and 3,030.96 is: 4,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.86 : 7,657.37 = 3,030.96 : x
  2. Step 2: Convert to fraction form
    5,548.86/7,657.37 = 3,030.96/x
  3. Step 3: Cross multiply
    5,548.86x = 7,657.37 × 3,030.96
  4. Step 4: Simplify right side
    5,548.86x = 23,209,189.75
  5. Step 5: Solve for x
    x = 23,209,189.75/5,548.86
  6. Step 6: Final answer
    x = 4,182.70

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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.