Home / 5,636.87-8,457.93-2,516.55

Finding the Fourth Proportional to 5,636.87, 8,457.93 and 2,516.55

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Solution

The fourth proportional to 5,636.87, 8,457.93 and 2,516.55 is: 3,776.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.87 : 8,457.93 = 2,516.55 : x
  2. Step 2: Convert to fraction form
    5,636.87/8,457.93 = 2,516.55/x
  3. Step 3: Cross multiply
    5,636.87x = 8,457.93 × 2,516.55
  4. Step 4: Simplify right side
    5,636.87x = 21,284,803.74
  5. Step 5: Solve for x
    x = 21,284,803.74/5,636.87
  6. Step 6: Final answer
    x = 3,776.00

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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.