Home / 8,968.89-13,440.98-4,577.17

Finding the Fourth Proportional to 8,968.89, 13,440.98 and 4,577.17

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Solution

The fourth proportional to 8,968.89, 13,440.98 and 4,577.17 is: 6,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968.89 : 13,440.98 = 4,577.17 : x
  2. Step 2: Convert to fraction form
    8,968.89/13,440.98 = 4,577.17/x
  3. Step 3: Cross multiply
    8,968.89x = 13,440.98 × 4,577.17
  4. Step 4: Simplify right side
    8,968.89x = 61,521,650.43
  5. Step 5: Solve for x
    x = 61,521,650.43/8,968.89
  6. Step 6: Final answer
    x = 6,859.45

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1.5x scale

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.