Home / 4,589.98-6,885.57-1,669.12

Finding the Fourth Proportional to 4,589.98, 6,885.57 and 1,669.12

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Solution

The fourth proportional to 4,589.98, 6,885.57 and 1,669.12 is: 2,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589.98 : 6,885.57 = 1,669.12 : x
  2. Step 2: Convert to fraction form
    4,589.98/6,885.57 = 1,669.12/x
  3. Step 3: Cross multiply
    4,589.98x = 6,885.57 × 1,669.12
  4. Step 4: Simplify right side
    4,589.98x = 11,492,831.64
  5. Step 5: Solve for x
    x = 11,492,831.64/4,589.98
  6. Step 6: Final answer
    x = 2,503.90

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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.