Home / 2,820.48-4,225.24-1,584.12

Finding the Fourth Proportional to 2,820.48, 4,225.24 and 1,584.12

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Solution

The fourth proportional to 2,820.48, 4,225.24 and 1,584.12 is: 2,373.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,820.48 : 4,225.24 = 1,584.12 : x
  2. Step 2: Convert to fraction form
    2,820.48/4,225.24 = 1,584.12/x
  3. Step 3: Cross multiply
    2,820.48x = 4,225.24 × 1,584.12
  4. Step 4: Simplify right side
    2,820.48x = 6,693,287.19
  5. Step 5: Solve for x
    x = 6,693,287.19/2,820.48
  6. Step 6: Final answer
    x = 2,373.10

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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.