Home / 7,777.65-10,727.69-4,792.53

Finding the Fourth Proportional to 7,777.65, 10,727.69 and 4,792.53

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Solution

The fourth proportional to 7,777.65, 10,727.69 and 4,792.53 is: 6,610.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777.65 : 10,727.69 = 4,792.53 : x
  2. Step 2: Convert to fraction form
    7,777.65/10,727.69 = 4,792.53/x
  3. Step 3: Cross multiply
    7,777.65x = 10,727.69 × 4,792.53
  4. Step 4: Simplify right side
    7,777.65x = 51,412,752.19
  5. Step 5: Solve for x
    x = 51,412,752.19/7,777.65
  6. Step 6: Final answer
    x = 6,610.32

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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.