Home / 7,112.60-9,813.42-4,594.81

Finding the Fourth Proportional to 7,112.60, 9,813.42 and 4,594.81

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Solution

The fourth proportional to 7,112.60, 9,813.42 and 4,594.81 is: 6,339.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112.60 : 9,813.42 = 4,594.81 : x
  2. Step 2: Convert to fraction form
    7,112.60/9,813.42 = 4,594.81/x
  3. Step 3: Cross multiply
    7,112.60x = 9,813.42 × 4,594.81
  4. Step 4: Simplify right side
    7,112.60x = 45,090,800.35
  5. Step 5: Solve for x
    x = 45,090,800.35/7,112.60
  6. Step 6: Final answer
    x = 6,339.57

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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.