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Finding the Fourth Proportional to 6,655.58, 9,973.79 and 4,577.93

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Solution

The fourth proportional to 6,655.58, 9,973.79 and 4,577.93 is: 6,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.58 : 9,973.79 = 4,577.93 : x
  2. Step 2: Convert to fraction form
    6,655.58/9,973.79 = 4,577.93/x
  3. Step 3: Cross multiply
    6,655.58x = 9,973.79 × 4,577.93
  4. Step 4: Simplify right side
    6,655.58x = 45,659,294.27
  5. Step 5: Solve for x
    x = 45,659,294.27/6,655.58
  6. Step 6: Final answer
    x = 6,860.30

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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.