Home / 6,985.41-9,636.15-5,304.03

Finding the Fourth Proportional to 6,985.41, 9,636.15 and 5,304.03

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Solution

The fourth proportional to 6,985.41, 9,636.15 and 5,304.03 is: 7,316.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.41 : 9,636.15 = 5,304.03 : x
  2. Step 2: Convert to fraction form
    6,985.41/9,636.15 = 5,304.03/x
  3. Step 3: Cross multiply
    6,985.41x = 9,636.15 × 5,304.03
  4. Step 4: Simplify right side
    6,985.41x = 51,110,428.68
  5. Step 5: Solve for x
    x = 51,110,428.68/6,985.41
  6. Step 6: Final answer
    x = 7,316.74

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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.