Home / 7,731.18-10,665.27-4,585.14

Finding the Fourth Proportional to 7,731.18, 10,665.27 and 4,585.14

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Solution

The fourth proportional to 7,731.18, 10,665.27 and 4,585.14 is: 6,325.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.18 : 10,665.27 = 4,585.14 : x
  2. Step 2: Convert to fraction form
    7,731.18/10,665.27 = 4,585.14/x
  3. Step 3: Cross multiply
    7,731.18x = 10,665.27 × 4,585.14
  4. Step 4: Simplify right side
    7,731.18x = 48,901,756.09
  5. Step 5: Solve for x
    x = 48,901,756.09/7,731.18
  6. Step 6: Final answer
    x = 6,325.26

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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.