Home / 5,686.13-8,529.13-2,223.35

Finding the Fourth Proportional to 5,686.13, 8,529.13 and 2,223.35

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Solution

The fourth proportional to 5,686.13, 8,529.13 and 2,223.35 is: 3,335.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.13 : 8,529.13 = 2,223.35 : x
  2. Step 2: Convert to fraction form
    5,686.13/8,529.13 = 2,223.35/x
  3. Step 3: Cross multiply
    5,686.13x = 8,529.13 × 2,223.35
  4. Step 4: Simplify right side
    5,686.13x = 18,963,241.19
  5. Step 5: Solve for x
    x = 18,963,241.19/5,686.13
  6. Step 6: Final answer
    x = 3,335.00

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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.