Home / 4,210.08-5,806.76-3,090.66

Finding the Fourth Proportional to 4,210.08, 5,806.76 and 3,090.66

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Solution

The fourth proportional to 4,210.08, 5,806.76 and 3,090.66 is: 4,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.08 : 5,806.76 = 3,090.66 : x
  2. Step 2: Convert to fraction form
    4,210.08/5,806.76 = 3,090.66/x
  3. Step 3: Cross multiply
    4,210.08x = 5,806.76 × 3,090.66
  4. Step 4: Simplify right side
    4,210.08x = 17,946,720.86
  5. Step 5: Solve for x
    x = 17,946,720.86/4,210.08
  6. Step 6: Final answer
    x = 4,262.80

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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.