Home / 5,042.94-7,563.84-1,345.08

Finding the Fourth Proportional to 5,042.94, 7,563.84 and 1,345.08

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Solution

The fourth proportional to 5,042.94, 7,563.84 and 1,345.08 is: 2,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.94 : 7,563.84 = 1,345.08 : x
  2. Step 2: Convert to fraction form
    5,042.94/7,563.84 = 1,345.08/x
  3. Step 3: Cross multiply
    5,042.94x = 7,563.84 × 1,345.08
  4. Step 4: Simplify right side
    5,042.94x = 10,173,969.91
  5. Step 5: Solve for x
    x = 10,173,969.91/5,042.94
  6. Step 6: Final answer
    x = 2,017.47

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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.