Home / 5,913.61-8,159.88-3,522.85

Finding the Fourth Proportional to 5,913.61, 8,159.88 and 3,522.85

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Solution

The fourth proportional to 5,913.61, 8,159.88 and 3,522.85 is: 4,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.61 : 8,159.88 = 3,522.85 : x
  2. Step 2: Convert to fraction form
    5,913.61/8,159.88 = 3,522.85/x
  3. Step 3: Cross multiply
    5,913.61x = 8,159.88 × 3,522.85
  4. Step 4: Simplify right side
    5,913.61x = 28,746,033.26
  5. Step 5: Solve for x
    x = 28,746,033.26/5,913.61
  6. Step 6: Final answer
    x = 4,861.00

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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.