Home / 4,430.91-6,113.79-3,368.40

Finding the Fourth Proportional to 4,430.91, 6,113.79 and 3,368.40

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Solution

The fourth proportional to 4,430.91, 6,113.79 and 3,368.40 is: 4,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.91 : 6,113.79 = 3,368.40 : x
  2. Step 2: Convert to fraction form
    4,430.91/6,113.79 = 3,368.40/x
  3. Step 3: Cross multiply
    4,430.91x = 6,113.79 × 3,368.40
  4. Step 4: Simplify right side
    4,430.91x = 20,593,690.24
  5. Step 5: Solve for x
    x = 20,593,690.24/4,430.91
  6. Step 6: Final answer
    x = 4,647.73

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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.