Home / 7,644.31-10,549.58-4,286.93

Finding the Fourth Proportional to 7,644.31, 10,549.58 and 4,286.93

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Solution

The fourth proportional to 7,644.31, 10,549.58 and 4,286.93 is: 5,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.31 : 10,549.58 = 4,286.93 : x
  2. Step 2: Convert to fraction form
    7,644.31/10,549.58 = 4,286.93/x
  3. Step 3: Cross multiply
    7,644.31x = 10,549.58 × 4,286.93
  4. Step 4: Simplify right side
    7,644.31x = 45,225,236.81
  5. Step 5: Solve for x
    x = 45,225,236.81/7,644.31
  6. Step 6: Final answer
    x = 5,916.20

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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.