Home / 7,548.59-10,415.95-4,191.44

Finding the Fourth Proportional to 7,548.59, 10,415.95 and 4,191.44

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Solution

The fourth proportional to 7,548.59, 10,415.95 and 4,191.44 is: 5,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.59 : 10,415.95 = 4,191.44 : x
  2. Step 2: Convert to fraction form
    7,548.59/10,415.95 = 4,191.44/x
  3. Step 3: Cross multiply
    7,548.59x = 10,415.95 × 4,191.44
  4. Step 4: Simplify right side
    7,548.59x = 43,657,766.91
  5. Step 5: Solve for x
    x = 43,657,766.91/7,548.59
  6. Step 6: Final answer
    x = 5,783.56

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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.