Home / 7,288.32-10,054.08-4,800

Finding the Fourth Proportional to 7,288.32, 10,054.08 and 4,800

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Solution

The fourth proportional to 7,288.32, 10,054.08 and 4,800 is: 6,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.32 : 10,054.08 = 4,800 : x
  2. Step 2: Convert to fraction form
    7,288.32/10,054.08 = 4,800/x
  3. Step 3: Cross multiply
    7,288.32x = 10,054.08 × 4,800
  4. Step 4: Simplify right side
    7,288.32x = 48,259,584
  5. Step 5: Solve for x
    x = 48,259,584/7,288.32
  6. Step 6: Final answer
    x = 6,621.50

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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.