Home / 6,117.02-8,440.90-4,861.11

Finding the Fourth Proportional to 6,117.02, 8,440.90 and 4,861.11

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Solution

The fourth proportional to 6,117.02, 8,440.90 and 4,861.11 is: 6,707.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.02 : 8,440.90 = 4,861.11 : x
  2. Step 2: Convert to fraction form
    6,117.02/8,440.90 = 4,861.11/x
  3. Step 3: Cross multiply
    6,117.02x = 8,440.90 × 4,861.11
  4. Step 4: Simplify right side
    6,117.02x = 41,032,143.40
  5. Step 5: Solve for x
    x = 41,032,143.40/6,117.02
  6. Step 6: Final answer
    x = 6,707.86

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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.