Home / 7,617.06-11,417.90-3,662.51

Finding the Fourth Proportional to 7,617.06, 11,417.90 and 3,662.51

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Solution

The fourth proportional to 7,617.06, 11,417.90 and 3,662.51 is: 5,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.06 : 11,417.90 = 3,662.51 : x
  2. Step 2: Convert to fraction form
    7,617.06/11,417.90 = 3,662.51/x
  3. Step 3: Cross multiply
    7,617.06x = 11,417.90 × 3,662.51
  4. Step 4: Simplify right side
    7,617.06x = 41,818,097.53
  5. Step 5: Solve for x
    x = 41,818,097.53/7,617.06
  6. Step 6: Final answer
    x = 5,490.06

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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.