Home / 7,460.88-10,291.20-4,474.80

Finding the Fourth Proportional to 7,460.88, 10,291.20 and 4,474.80

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Solution

The fourth proportional to 7,460.88, 10,291.20 and 4,474.80 is: 6,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460.88 : 10,291.20 = 4,474.80 : x
  2. Step 2: Convert to fraction form
    7,460.88/10,291.20 = 4,474.80/x
  3. Step 3: Cross multiply
    7,460.88x = 10,291.20 × 4,474.80
  4. Step 4: Simplify right side
    7,460.88x = 46,051,061.76
  5. Step 5: Solve for x
    x = 46,051,061.76/7,460.88
  6. Step 6: Final answer
    x = 6,172.34

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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.