Home / 6,857.80-9,457.26-4,729.93

Finding the Fourth Proportional to 6,857.80, 9,457.26 and 4,729.93

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Solution

The fourth proportional to 6,857.80, 9,457.26 and 4,729.93 is: 6,522.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.80 : 9,457.26 = 4,729.93 : x
  2. Step 2: Convert to fraction form
    6,857.80/9,457.26 = 4,729.93/x
  3. Step 3: Cross multiply
    6,857.80x = 9,457.26 × 4,729.93
  4. Step 4: Simplify right side
    6,857.80x = 44,732,189.62
  5. Step 5: Solve for x
    x = 44,732,189.62/6,857.80
  6. Step 6: Final answer
    x = 6,522.82

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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.