Home / 6,111.02-8,423.99-4,782.41

Finding the Fourth Proportional to 6,111.02, 8,423.99 and 4,782.41

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Solution

The fourth proportional to 6,111.02, 8,423.99 and 4,782.41 is: 6,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,111.02 : 8,423.99 = 4,782.41 : x
  2. Step 2: Convert to fraction form
    6,111.02/8,423.99 = 4,782.41/x
  3. Step 3: Cross multiply
    6,111.02x = 8,423.99 × 4,782.41
  4. Step 4: Simplify right side
    6,111.02x = 40,286,943.85
  5. Step 5: Solve for x
    x = 40,286,943.85/6,111.02
  6. Step 6: Final answer
    x = 6,592.51

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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.