Home / 4,210.08-5,809.92-2,347.20

Finding the Fourth Proportional to 4,210.08, 5,809.92 and 2,347.20

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Solution

The fourth proportional to 4,210.08, 5,809.92 and 2,347.20 is: 3,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210.08 : 5,809.92 = 2,347.20 : x
  2. Step 2: Convert to fraction form
    4,210.08/5,809.92 = 2,347.20/x
  3. Step 3: Cross multiply
    4,210.08x = 5,809.92 × 2,347.20
  4. Step 4: Simplify right side
    4,210.08x = 13,637,044.22
  5. Step 5: Solve for x
    x = 13,637,044.22/4,210.08
  6. Step 6: Final answer
    x = 3,239.14

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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.