Home / 6,317.93-8,717.40-3,665.00

Finding the Fourth Proportional to 6,317.93, 8,717.40 and 3,665.00

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Solution

The fourth proportional to 6,317.93, 8,717.40 and 3,665.00 is: 5,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.93 : 8,717.40 = 3,665.00 : x
  2. Step 2: Convert to fraction form
    6,317.93/8,717.40 = 3,665.00/x
  3. Step 3: Cross multiply
    6,317.93x = 8,717.40 × 3,665.00
  4. Step 4: Simplify right side
    6,317.93x = 31,949,227.41
  5. Step 5: Solve for x
    x = 31,949,227.41/6,317.93
  6. Step 6: Final answer
    x = 5,056.92

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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.