Home / 11,637.95-17,457.26-4,247.91

Finding the Fourth Proportional to 11,637.95, 17,457.26 and 4,247.91

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Solution

The fourth proportional to 11,637.95, 17,457.26 and 4,247.91 is: 6,371.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.95 : 17,457.26 = 4,247.91 : x
  2. Step 2: Convert to fraction form
    11,637.95/17,457.26 = 4,247.91/x
  3. Step 3: Cross multiply
    11,637.95x = 17,457.26 × 4,247.91
  4. Step 4: Simplify right side
    11,637.95x = 74,156,848.09
  5. Step 5: Solve for x
    x = 74,156,848.09/11,637.95
  6. Step 6: Final answer
    x = 6,371.99

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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.