Home / 4,528.31-6,792.48-2,978.10

Finding the Fourth Proportional to 4,528.31, 6,792.48 and 2,978.10

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Solution

The fourth proportional to 4,528.31, 6,792.48 and 2,978.10 is: 4,467.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.31 : 6,792.48 = 2,978.10 : x
  2. Step 2: Convert to fraction form
    4,528.31/6,792.48 = 2,978.10/x
  3. Step 3: Cross multiply
    4,528.31x = 6,792.48 × 2,978.10
  4. Step 4: Simplify right side
    4,528.31x = 20,228,684.69
  5. Step 5: Solve for x
    x = 20,228,684.69/4,528.31
  6. Step 6: Final answer
    x = 4,467.16

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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.