Home / 3,039.23-4,559.10-847.99

Finding the Fourth Proportional to 3,039.23, 4,559.10 and 847.99

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Solution

The fourth proportional to 3,039.23, 4,559.10 and 847.99 is: 1,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.23 : 4,559.10 = 847.99 : x
  2. Step 2: Convert to fraction form
    3,039.23/4,559.10 = 847.99/x
  3. Step 3: Cross multiply
    3,039.23x = 4,559.10 × 847.99
  4. Step 4: Simplify right side
    3,039.23x = 3,866,048.41
  5. Step 5: Solve for x
    x = 3,866,048.41/3,039.23
  6. Step 6: Final answer
    x = 1,272.05

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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.