Home / 8,521.34-11,759.33-4,744.50

Finding the Fourth Proportional to 8,521.34, 11,759.33 and 4,744.50

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Solution

The fourth proportional to 8,521.34, 11,759.33 and 4,744.50 is: 6,547.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521.34 : 11,759.33 = 4,744.50 : x
  2. Step 2: Convert to fraction form
    8,521.34/11,759.33 = 4,744.50/x
  3. Step 3: Cross multiply
    8,521.34x = 11,759.33 × 4,744.50
  4. Step 4: Simplify right side
    8,521.34x = 55,792,141.19
  5. Step 5: Solve for x
    x = 55,792,141.19/8,521.34
  6. Step 6: Final answer
    x = 6,547.34

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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.