Home / 3,039.04-4,558.58-847.76

Finding the Fourth Proportional to 3,039.04, 4,558.58 and 847.76

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Solution

The fourth proportional to 3,039.04, 4,558.58 and 847.76 is: 1,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.04 : 4,558.58 = 847.76 : x
  2. Step 2: Convert to fraction form
    3,039.04/4,558.58 = 847.76/x
  3. Step 3: Cross multiply
    3,039.04x = 4,558.58 × 847.76
  4. Step 4: Simplify right side
    3,039.04x = 3,864,588.94
  5. Step 5: Solve for x
    x = 3,864,588.94/3,039.04
  6. Step 6: Final answer
    x = 1,271.65

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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.