Home / 4,683.11-7,055.89-4,238.91

Finding the Fourth Proportional to 4,683.11, 7,055.89 and 4,238.91

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Solution

The fourth proportional to 4,683.11, 7,055.89 and 4,238.91 is: 6,386.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.11 : 7,055.89 = 4,238.91 : x
  2. Step 2: Convert to fraction form
    4,683.11/7,055.89 = 4,238.91/x
  3. Step 3: Cross multiply
    4,683.11x = 7,055.89 × 4,238.91
  4. Step 4: Simplify right side
    4,683.11x = 29,909,272.08
  5. Step 5: Solve for x
    x = 29,909,272.08/4,683.11
  6. Step 6: Final answer
    x = 6,386.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.