Home / 9,317.16-12,857.67-5,125.41

Finding the Fourth Proportional to 9,317.16, 12,857.67 and 5,125.41

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Solution

The fourth proportional to 9,317.16, 12,857.67 and 5,125.41 is: 7,073.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.16 : 12,857.67 = 5,125.41 : x
  2. Step 2: Convert to fraction form
    9,317.16/12,857.67 = 5,125.41/x
  3. Step 3: Cross multiply
    9,317.16x = 12,857.67 × 5,125.41
  4. Step 4: Simplify right side
    9,317.16x = 65,900,830.39
  5. Step 5: Solve for x
    x = 65,900,830.39/9,317.16
  6. Step 6: Final answer
    x = 7,073.06

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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.