Home / 7,110.66-10,669.29-4,477.53

Finding the Fourth Proportional to 7,110.66, 10,669.29 and 4,477.53

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Solution

The fourth proportional to 7,110.66, 10,669.29 and 4,477.53 is: 6,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110.66 : 10,669.29 = 4,477.53 : x
  2. Step 2: Convert to fraction form
    7,110.66/10,669.29 = 4,477.53/x
  3. Step 3: Cross multiply
    7,110.66x = 10,669.29 × 4,477.53
  4. Step 4: Simplify right side
    7,110.66x = 47,772,066.05
  5. Step 5: Solve for x
    x = 47,772,066.05/7,110.66
  6. Step 6: Final answer
    x = 6,718.37

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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.