Home / 11,357.42-17,036.81-4,784.12

Finding the Fourth Proportional to 11,357.42, 17,036.81 and 4,784.12

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Solution

The fourth proportional to 11,357.42, 17,036.81 and 4,784.12 is: 7,176.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.42 : 17,036.81 = 4,784.12 : x
  2. Step 2: Convert to fraction form
    11,357.42/17,036.81 = 4,784.12/x
  3. Step 3: Cross multiply
    11,357.42x = 17,036.81 × 4,784.12
  4. Step 4: Simplify right side
    11,357.42x = 81,506,143.46
  5. Step 5: Solve for x
    x = 81,506,143.46/11,357.42
  6. Step 6: Final answer
    x = 7,176.47

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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.