Home / 6,985.26-9,640.54-4,333.07

Finding the Fourth Proportional to 6,985.26, 9,640.54 and 4,333.07

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Solution

The fourth proportional to 6,985.26, 9,640.54 and 4,333.07 is: 5,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.26 : 9,640.54 = 4,333.07 : x
  2. Step 2: Convert to fraction form
    6,985.26/9,640.54 = 4,333.07/x
  3. Step 3: Cross multiply
    6,985.26x = 9,640.54 × 4,333.07
  4. Step 4: Simplify right side
    6,985.26x = 41,773,134.66
  5. Step 5: Solve for x
    x = 41,773,134.66/6,985.26
  6. Step 6: Final answer
    x = 5,980.18

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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.