Home / 6,263.07-8,642.24-4,990.17

Finding the Fourth Proportional to 6,263.07, 8,642.24 and 4,990.17

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Solution

The fourth proportional to 6,263.07, 8,642.24 and 4,990.17 is: 6,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.07 : 8,642.24 = 4,990.17 : x
  2. Step 2: Convert to fraction form
    6,263.07/8,642.24 = 4,990.17/x
  3. Step 3: Cross multiply
    6,263.07x = 8,642.24 × 4,990.17
  4. Step 4: Simplify right side
    6,263.07x = 43,126,246.78
  5. Step 5: Solve for x
    x = 43,126,246.78/6,263.07
  6. Step 6: Final answer
    x = 6,885.80

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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.