Home / 7,673.46-10,585.26-5,155.44

Finding the Fourth Proportional to 7,673.46, 10,585.26 and 5,155.44

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Solution

The fourth proportional to 7,673.46, 10,585.26 and 5,155.44 is: 7,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.46 : 10,585.26 = 5,155.44 : x
  2. Step 2: Convert to fraction form
    7,673.46/10,585.26 = 5,155.44/x
  3. Step 3: Cross multiply
    7,673.46x = 10,585.26 × 5,155.44
  4. Step 4: Simplify right side
    7,673.46x = 54,571,672.81
  5. Step 5: Solve for x
    x = 54,571,672.81/7,673.46
  6. Step 6: Final answer
    x = 7,111.74

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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.