Home / 7,672.16-10,587.32-4,314.90

Finding the Fourth Proportional to 7,672.16, 10,587.32 and 4,314.90

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Solution

The fourth proportional to 7,672.16, 10,587.32 and 4,314.90 is: 5,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.16 : 10,587.32 = 4,314.90 : x
  2. Step 2: Convert to fraction form
    7,672.16/10,587.32 = 4,314.90/x
  3. Step 3: Cross multiply
    7,672.16x = 10,587.32 × 4,314.90
  4. Step 4: Simplify right side
    7,672.16x = 45,683,227.07
  5. Step 5: Solve for x
    x = 45,683,227.07/7,672.16
  6. Step 6: Final answer
    x = 5,954.42

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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.