Home / 5,275.22-7,277.13-4,900.01

Finding the Fourth Proportional to 5,275.22, 7,277.13 and 4,900.01

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Solution

The fourth proportional to 5,275.22, 7,277.13 and 4,900.01 is: 6,759.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.22 : 7,277.13 = 4,900.01 : x
  2. Step 2: Convert to fraction form
    5,275.22/7,277.13 = 4,900.01/x
  3. Step 3: Cross multiply
    5,275.22x = 7,277.13 × 4,900.01
  4. Step 4: Simplify right side
    5,275.22x = 35,658,009.77
  5. Step 5: Solve for x
    x = 35,658,009.77/5,275.22
  6. Step 6: Final answer
    x = 6,759.53

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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.