Home / 5,077.09-7,626.63-4,298.68

Finding the Fourth Proportional to 5,077.09, 7,626.63 and 4,298.68

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Solution

The fourth proportional to 5,077.09, 7,626.63 and 4,298.68 is: 6,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.09 : 7,626.63 = 4,298.68 : x
  2. Step 2: Convert to fraction form
    5,077.09/7,626.63 = 4,298.68/x
  3. Step 3: Cross multiply
    5,077.09x = 7,626.63 × 4,298.68
  4. Step 4: Simplify right side
    5,077.09x = 32,784,441.85
  5. Step 5: Solve for x
    x = 32,784,441.85/5,077.09
  6. Step 6: Final answer
    x = 6,457.33

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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.