Home / 4,580.06-6,860.52-2,928.20

Finding the Fourth Proportional to 4,580.06, 6,860.52 and 2,928.20

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Solution

The fourth proportional to 4,580.06, 6,860.52 and 2,928.20 is: 4,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.06 : 6,860.52 = 2,928.20 : x
  2. Step 2: Convert to fraction form
    4,580.06/6,860.52 = 2,928.20/x
  3. Step 3: Cross multiply
    4,580.06x = 6,860.52 × 2,928.20
  4. Step 4: Simplify right side
    4,580.06x = 20,088,940.36
  5. Step 5: Solve for x
    x = 20,088,940.36/4,580.06
  6. Step 6: Final answer
    x = 4,386.18

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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.