Home / 7,832.65-11,746.24-3,151.45

Finding the Fourth Proportional to 7,832.65, 11,746.24 and 3,151.45

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Solution

The fourth proportional to 7,832.65, 11,746.24 and 3,151.45 is: 4,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,832.65 : 11,746.24 = 3,151.45 : x
  2. Step 2: Convert to fraction form
    7,832.65/11,746.24 = 3,151.45/x
  3. Step 3: Cross multiply
    7,832.65x = 11,746.24 × 3,151.45
  4. Step 4: Simplify right side
    7,832.65x = 37,017,688.05
  5. Step 5: Solve for x
    x = 37,017,688.05/7,832.65
  6. Step 6: Final answer
    x = 4,726.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.