Home / 6,317.04-8,717.88-3,665.28

Finding the Fourth Proportional to 6,317.04, 8,717.88 and 3,665.28

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Solution

The fourth proportional to 6,317.04, 8,717.88 and 3,665.28 is: 5,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317.04 : 8,717.88 = 3,665.28 : x
  2. Step 2: Convert to fraction form
    6,317.04/8,717.88 = 3,665.28/x
  3. Step 3: Cross multiply
    6,317.04x = 8,717.88 × 3,665.28
  4. Step 4: Simplify right side
    6,317.04x = 31,953,471.21
  5. Step 5: Solve for x
    x = 31,953,471.21/6,317.04
  6. Step 6: Final answer
    x = 5,058.30

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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.