Home / 7,777.02-10,727.82-4,792.26

Finding the Fourth Proportional to 7,777.02, 10,727.82 and 4,792.26

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Solution

The fourth proportional to 7,777.02, 10,727.82 and 4,792.26 is: 6,610.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777.02 : 10,727.82 = 4,792.26 : x
  2. Step 2: Convert to fraction form
    7,777.02/10,727.82 = 4,792.26/x
  3. Step 3: Cross multiply
    7,777.02x = 10,727.82 × 4,792.26
  4. Step 4: Simplify right side
    7,777.02x = 51,410,502.67
  5. Step 5: Solve for x
    x = 51,410,502.67/7,777.02
  6. Step 6: Final answer
    x = 6,610.57

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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.