Home / 5,323.17-7,345.81-3,054.88

Finding the Fourth Proportional to 5,323.17, 7,345.81 and 3,054.88

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Solution

The fourth proportional to 5,323.17, 7,345.81 and 3,054.88 is: 4,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.17 : 7,345.81 = 3,054.88 : x
  2. Step 2: Convert to fraction form
    5,323.17/7,345.81 = 3,054.88/x
  3. Step 3: Cross multiply
    5,323.17x = 7,345.81 × 3,054.88
  4. Step 4: Simplify right side
    5,323.17x = 22,440,563.87
  5. Step 5: Solve for x
    x = 22,440,563.87/5,323.17
  6. Step 6: Final answer
    x = 4,215.64

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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.