Home / 9,948.15-13,727.81-5,699.23

Finding the Fourth Proportional to 9,948.15, 13,727.81 and 5,699.23

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Solution

The fourth proportional to 9,948.15, 13,727.81 and 5,699.23 is: 7,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.15 : 13,727.81 = 5,699.23 : x
  2. Step 2: Convert to fraction form
    9,948.15/13,727.81 = 5,699.23/x
  3. Step 3: Cross multiply
    9,948.15x = 13,727.81 × 5,699.23
  4. Step 4: Simplify right side
    9,948.15x = 78,237,926.51
  5. Step 5: Solve for x
    x = 78,237,926.51/9,948.15
  6. Step 6: Final answer
    x = 7,864.57

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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.