Home / 9,973.23-13,767.60-7,103.81

Finding the Fourth Proportional to 9,973.23, 13,767.60 and 7,103.81

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Solution

The fourth proportional to 9,973.23, 13,767.60 and 7,103.81 is: 9,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973.23 : 13,767.60 = 7,103.81 : x
  2. Step 2: Convert to fraction form
    9,973.23/13,767.60 = 7,103.81/x
  3. Step 3: Cross multiply
    9,973.23x = 13,767.60 × 7,103.81
  4. Step 4: Simplify right side
    9,973.23x = 97,802,398.17
  5. Step 5: Solve for x
    x = 97,802,398.17/9,973.23
  6. Step 6: Final answer
    x = 9,806.49

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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.