Home / 4,970.49-7,455.27-1,683.21

Finding the Fourth Proportional to 4,970.49, 7,455.27 and 1,683.21

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Solution

The fourth proportional to 4,970.49, 7,455.27 and 1,683.21 is: 2,524.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.49 : 7,455.27 = 1,683.21 : x
  2. Step 2: Convert to fraction form
    4,970.49/7,455.27 = 1,683.21/x
  3. Step 3: Cross multiply
    4,970.49x = 7,455.27 × 1,683.21
  4. Step 4: Simplify right side
    4,970.49x = 12,548,785.02
  5. Step 5: Solve for x
    x = 12,548,785.02/4,970.49
  6. Step 6: Final answer
    x = 2,524.66

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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.