Home / 5,048.56-7,572.87-1,761.64

Finding the Fourth Proportional to 5,048.56, 7,572.87 and 1,761.64

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Solution

The fourth proportional to 5,048.56, 7,572.87 and 1,761.64 is: 2,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.56 : 7,572.87 = 1,761.64 : x
  2. Step 2: Convert to fraction form
    5,048.56/7,572.87 = 1,761.64/x
  3. Step 3: Cross multiply
    5,048.56x = 7,572.87 × 1,761.64
  4. Step 4: Simplify right side
    5,048.56x = 13,340,670.71
  5. Step 5: Solve for x
    x = 13,340,670.71/5,048.56
  6. Step 6: Final answer
    x = 2,642.47

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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.