Home / 7,548.80-10,422.27-4,903.74

Finding the Fourth Proportional to 7,548.80, 10,422.27 and 4,903.74

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Solution

The fourth proportional to 7,548.80, 10,422.27 and 4,903.74 is: 6,770.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.80 : 10,422.27 = 4,903.74 : x
  2. Step 2: Convert to fraction form
    7,548.80/10,422.27 = 4,903.74/x
  3. Step 3: Cross multiply
    7,548.80x = 10,422.27 × 4,903.74
  4. Step 4: Simplify right side
    7,548.80x = 51,108,102.29
  5. Step 5: Solve for x
    x = 51,108,102.29/7,548.80
  6. Step 6: Final answer
    x = 6,770.37

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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.