Home / 7,548.13-10,422.63-4,900.06

Finding the Fourth Proportional to 7,548.13, 10,422.63 and 4,900.06

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Solution

The fourth proportional to 7,548.13, 10,422.63 and 4,900.06 is: 6,766.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.13 : 10,422.63 = 4,900.06 : x
  2. Step 2: Convert to fraction form
    7,548.13/10,422.63 = 4,900.06/x
  3. Step 3: Cross multiply
    7,548.13x = 10,422.63 × 4,900.06
  4. Step 4: Simplify right side
    7,548.13x = 51,071,512.36
  5. Step 5: Solve for x
    x = 51,071,512.36/7,548.13
  6. Step 6: Final answer
    x = 6,766.11

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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.