Home / 8,230.13-11,357.67-4,693.55

Finding the Fourth Proportional to 8,230.13, 11,357.67 and 4,693.55

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Solution

The fourth proportional to 8,230.13, 11,357.67 and 4,693.55 is: 6,477.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.13 : 11,357.67 = 4,693.55 : x
  2. Step 2: Convert to fraction form
    8,230.13/11,357.67 = 4,693.55/x
  3. Step 3: Cross multiply
    8,230.13x = 11,357.67 × 4,693.55
  4. Step 4: Simplify right side
    8,230.13x = 53,307,792.03
  5. Step 5: Solve for x
    x = 53,307,792.03/8,230.13
  6. Step 6: Final answer
    x = 6,477.15

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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.