Home / 7,615.08-11,423.55-2,683.71

Finding the Fourth Proportional to 7,615.08, 11,423.55 and 2,683.71

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Solution

The fourth proportional to 7,615.08, 11,423.55 and 2,683.71 is: 4,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.08 : 11,423.55 = 2,683.71 : x
  2. Step 2: Convert to fraction form
    7,615.08/11,423.55 = 2,683.71/x
  3. Step 3: Cross multiply
    7,615.08x = 11,423.55 × 2,683.71
  4. Step 4: Simplify right side
    7,615.08x = 30,657,495.37
  5. Step 5: Solve for x
    x = 30,657,495.37/7,615.08
  6. Step 6: Final answer
    x = 4,025.89

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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.