Home / 4,923.42-7,384.77-2,457.57

Finding the Fourth Proportional to 4,923.42, 7,384.77 and 2,457.57

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Solution

The fourth proportional to 4,923.42, 7,384.77 and 2,457.57 is: 3,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.42 : 7,384.77 = 2,457.57 : x
  2. Step 2: Convert to fraction form
    4,923.42/7,384.77 = 2,457.57/x
  3. Step 3: Cross multiply
    4,923.42x = 7,384.77 × 2,457.57
  4. Step 4: Simplify right side
    4,923.42x = 18,148,589.21
  5. Step 5: Solve for x
    x = 18,148,589.21/4,923.42
  6. Step 6: Final answer
    x = 3,686.18

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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.