Home / 5,915.87-8,164.86-3,526.13

Finding the Fourth Proportional to 5,915.87, 8,164.86 and 3,526.13

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Solution

The fourth proportional to 5,915.87, 8,164.86 and 3,526.13 is: 4,866.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.87 : 8,164.86 = 3,526.13 : x
  2. Step 2: Convert to fraction form
    5,915.87/8,164.86 = 3,526.13/x
  3. Step 3: Cross multiply
    5,915.87x = 8,164.86 × 3,526.13
  4. Step 4: Simplify right side
    5,915.87x = 28,790,364.98
  5. Step 5: Solve for x
    x = 28,790,364.98/5,915.87
  6. Step 6: Final answer
    x = 4,866.63

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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.