Home / 5,237.79-7,231.59-4,683.75

Finding the Fourth Proportional to 5,237.79, 7,231.59 and 4,683.75

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Solution

The fourth proportional to 5,237.79, 7,231.59 and 4,683.75 is: 6,466.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237.79 : 7,231.59 = 4,683.75 : x
  2. Step 2: Convert to fraction form
    5,237.79/7,231.59 = 4,683.75/x
  3. Step 3: Cross multiply
    5,237.79x = 7,231.59 × 4,683.75
  4. Step 4: Simplify right side
    5,237.79x = 33,870,959.66
  5. Step 5: Solve for x
    x = 33,870,959.66/5,237.79
  6. Step 6: Final answer
    x = 6,466.65

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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.