Home / 9,948.96-13,720.44-6,806.16

Finding the Fourth Proportional to 9,948.96, 13,720.44 and 6,806.16

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Solution

The fourth proportional to 9,948.96, 13,720.44 and 6,806.16 is: 9,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.96 : 13,720.44 = 6,806.16 : x
  2. Step 2: Convert to fraction form
    9,948.96/13,720.44 = 6,806.16/x
  3. Step 3: Cross multiply
    9,948.96x = 13,720.44 × 6,806.16
  4. Step 4: Simplify right side
    9,948.96x = 93,383,509.91
  5. Step 5: Solve for x
    x = 93,383,509.91/9,948.96
  6. Step 6: Final answer
    x = 9,386.26

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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.