Home / 4,925.50-7,385.74-1,637.42

Finding the Fourth Proportional to 4,925.50, 7,385.74 and 1,637.42

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Solution

The fourth proportional to 4,925.50, 7,385.74 and 1,637.42 is: 2,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.50 : 7,385.74 = 1,637.42 : x
  2. Step 2: Convert to fraction form
    4,925.50/7,385.74 = 1,637.42/x
  3. Step 3: Cross multiply
    4,925.50x = 7,385.74 × 1,637.42
  4. Step 4: Simplify right side
    4,925.50x = 12,093,558.39
  5. Step 5: Solve for x
    x = 12,093,558.39/4,925.50
  6. Step 6: Final answer
    x = 2,455.30

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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.