Home / 4,687.08-7,030.71-1,224.42

Finding the Fourth Proportional to 4,687.08, 7,030.71 and 1,224.42

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Solution

The fourth proportional to 4,687.08, 7,030.71 and 1,224.42 is: 1,836.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.08 : 7,030.71 = 1,224.42 : x
  2. Step 2: Convert to fraction form
    4,687.08/7,030.71 = 1,224.42/x
  3. Step 3: Cross multiply
    4,687.08x = 7,030.71 × 1,224.42
  4. Step 4: Simplify right side
    4,687.08x = 8,608,541.94
  5. Step 5: Solve for x
    x = 8,608,541.94/4,687.08
  6. Step 6: Final answer
    x = 1,836.65

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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.