Home / 4,391.04-6,056.88-2,820.24

Finding the Fourth Proportional to 4,391.04, 6,056.88 and 2,820.24

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Solution

The fourth proportional to 4,391.04, 6,056.88 and 2,820.24 is: 3,890.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,391.04 : 6,056.88 = 2,820.24 : x
  2. Step 2: Convert to fraction form
    4,391.04/6,056.88 = 2,820.24/x
  3. Step 3: Cross multiply
    4,391.04x = 6,056.88 × 2,820.24
  4. Step 4: Simplify right side
    4,391.04x = 17,081,855.25
  5. Step 5: Solve for x
    x = 17,081,855.25/4,391.04
  6. Step 6: Final answer
    x = 3,890.16

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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.