Home / 4,673.28-6,457.68-4,445.49

Finding the Fourth Proportional to 4,673.28, 6,457.68 and 4,445.49

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Solution

The fourth proportional to 4,673.28, 6,457.68 and 4,445.49 is: 6,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.28 : 6,457.68 = 4,445.49 : x
  2. Step 2: Convert to fraction form
    4,673.28/6,457.68 = 4,445.49/x
  3. Step 3: Cross multiply
    4,673.28x = 6,457.68 × 4,445.49
  4. Step 4: Simplify right side
    4,673.28x = 28,707,551.86
  5. Step 5: Solve for x
    x = 28,707,551.86/4,673.28
  6. Step 6: Final answer
    x = 6,142.91

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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.