Home / 5,223.04-7,838.45-2,103.07

Finding the Fourth Proportional to 5,223.04, 7,838.45 and 2,103.07

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Solution

The fourth proportional to 5,223.04, 7,838.45 and 2,103.07 is: 3,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.04 : 7,838.45 = 2,103.07 : x
  2. Step 2: Convert to fraction form
    5,223.04/7,838.45 = 2,103.07/x
  3. Step 3: Cross multiply
    5,223.04x = 7,838.45 × 2,103.07
  4. Step 4: Simplify right side
    5,223.04x = 16,484,809.04
  5. Step 5: Solve for x
    x = 16,484,809.04/5,223.04
  6. Step 6: Final answer
    x = 3,156.17

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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.