Home / 4,428.95-6,639.44-1,506.60

Finding the Fourth Proportional to 4,428.95, 6,639.44 and 1,506.60

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Solution

The fourth proportional to 4,428.95, 6,639.44 and 1,506.60 is: 2,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.95 : 6,639.44 = 1,506.60 : x
  2. Step 2: Convert to fraction form
    4,428.95/6,639.44 = 1,506.60/x
  3. Step 3: Cross multiply
    4,428.95x = 6,639.44 × 1,506.60
  4. Step 4: Simplify right side
    4,428.95x = 10,002,972.77
  5. Step 5: Solve for x
    x = 10,002,972.77/4,428.95
  6. Step 6: Final answer
    x = 2,258.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.