Home / 11,022.16-15,208.21-6,547.42

Finding the Fourth Proportional to 11,022.16, 15,208.21 and 6,547.42

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Solution

The fourth proportional to 11,022.16, 15,208.21 and 6,547.42 is: 9,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.16 : 15,208.21 = 6,547.42 : x
  2. Step 2: Convert to fraction form
    11,022.16/15,208.21 = 6,547.42/x
  3. Step 3: Cross multiply
    11,022.16x = 15,208.21 × 6,547.42
  4. Step 4: Simplify right side
    11,022.16x = 99,574,429.54
  5. Step 5: Solve for x
    x = 99,574,429.54/11,022.16
  6. Step 6: Final answer
    x = 9,034.02

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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.