Home / 5,623.61-7,763.69-3,386.04

Finding the Fourth Proportional to 5,623.61, 7,763.69 and 3,386.04

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Solution

The fourth proportional to 5,623.61, 7,763.69 and 3,386.04 is: 4,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.61 : 7,763.69 = 3,386.04 : x
  2. Step 2: Convert to fraction form
    5,623.61/7,763.69 = 3,386.04/x
  3. Step 3: Cross multiply
    5,623.61x = 7,763.69 × 3,386.04
  4. Step 4: Simplify right side
    5,623.61x = 26,288,164.89
  5. Step 5: Solve for x
    x = 26,288,164.89/5,623.61
  6. Step 6: Final answer
    x = 4,674.61

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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.