Home / 4,443.40-6,130.98-2,674.60

Finding the Fourth Proportional to 4,443.40, 6,130.98 and 2,674.60

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Solution

The fourth proportional to 4,443.40, 6,130.98 and 2,674.60 is: 3,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.40 : 6,130.98 = 2,674.60 : x
  2. Step 2: Convert to fraction form
    4,443.40/6,130.98 = 2,674.60/x
  3. Step 3: Cross multiply
    4,443.40x = 6,130.98 × 2,674.60
  4. Step 4: Simplify right side
    4,443.40x = 16,397,919.11
  5. Step 5: Solve for x
    x = 16,397,919.11/4,443.40
  6. Step 6: Final answer
    x = 3,690.40

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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.