Home / 4,951.08-7,424.74-1,618.55

Finding the Fourth Proportional to 4,951.08, 7,424.74 and 1,618.55

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Solution

The fourth proportional to 4,951.08, 7,424.74 and 1,618.55 is: 2,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.08 : 7,424.74 = 1,618.55 : x
  2. Step 2: Convert to fraction form
    4,951.08/7,424.74 = 1,618.55/x
  3. Step 3: Cross multiply
    4,951.08x = 7,424.74 × 1,618.55
  4. Step 4: Simplify right side
    4,951.08x = 12,017,312.93
  5. Step 5: Solve for x
    x = 12,017,312.93/4,951.08
  6. Step 6: Final answer
    x = 2,427.21

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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.