Home / 9,243.36-13,830.96-5,547.84

Finding the Fourth Proportional to 9,243.36, 13,830.96 and 5,547.84

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Solution

The fourth proportional to 9,243.36, 13,830.96 and 5,547.84 is: 8,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.36 : 13,830.96 = 5,547.84 : x
  2. Step 2: Convert to fraction form
    9,243.36/13,830.96 = 5,547.84/x
  3. Step 3: Cross multiply
    9,243.36x = 13,830.96 × 5,547.84
  4. Step 4: Simplify right side
    9,243.36x = 76,731,953.13
  5. Step 5: Solve for x
    x = 76,731,953.13/9,243.36
  6. Step 6: Final answer
    x = 8,301.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.