Home / 5,873.48-8,105.64-3,515.16

Finding the Fourth Proportional to 5,873.48, 8,105.64 and 3,515.16

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Solution

The fourth proportional to 5,873.48, 8,105.64 and 3,515.16 is: 4,851.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.48 : 8,105.64 = 3,515.16 : x
  2. Step 2: Convert to fraction form
    5,873.48/8,105.64 = 3,515.16/x
  3. Step 3: Cross multiply
    5,873.48x = 8,105.64 × 3,515.16
  4. Step 4: Simplify right side
    5,873.48x = 28,492,621.50
  5. Step 5: Solve for x
    x = 28,492,621.50/5,873.48
  6. Step 6: Final answer
    x = 4,851.07

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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.