Home / 9,638.19-13,301.01-6,283.17

Finding the Fourth Proportional to 9,638.19, 13,301.01 and 6,283.17

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Solution

The fourth proportional to 9,638.19, 13,301.01 and 6,283.17 is: 8,670.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638.19 : 13,301.01 = 6,283.17 : x
  2. Step 2: Convert to fraction form
    9,638.19/13,301.01 = 6,283.17/x
  3. Step 3: Cross multiply
    9,638.19x = 13,301.01 × 6,283.17
  4. Step 4: Simplify right side
    9,638.19x = 83,572,507.00
  5. Step 5: Solve for x
    x = 83,572,507.00/9,638.19
  6. Step 6: Final answer
    x = 8,670.98

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Half scale
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Double scale
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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.