Home / 5,037.79-6,938.01-4,928.81

Finding the Fourth Proportional to 5,037.79, 6,938.01 and 4,928.81

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Solution

The fourth proportional to 5,037.79, 6,938.01 and 4,928.81 is: 6,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.79 : 6,938.01 = 4,928.81 : x
  2. Step 2: Convert to fraction form
    5,037.79/6,938.01 = 4,928.81/x
  3. Step 3: Cross multiply
    5,037.79x = 6,938.01 × 4,928.81
  4. Step 4: Simplify right side
    5,037.79x = 34,196,098.38
  5. Step 5: Solve for x
    x = 34,196,098.38/5,037.79
  6. Step 6: Final answer
    x = 6,787.92

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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.