Home / 4,740.42-7,106.27-1,818.14

Finding the Fourth Proportional to 4,740.42, 7,106.27 and 1,818.14

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Solution

The fourth proportional to 4,740.42, 7,106.27 and 1,818.14 is: 2,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.42 : 7,106.27 = 1,818.14 : x
  2. Step 2: Convert to fraction form
    4,740.42/7,106.27 = 1,818.14/x
  3. Step 3: Cross multiply
    4,740.42x = 7,106.27 × 1,818.14
  4. Step 4: Simplify right side
    4,740.42x = 12,920,193.74
  5. Step 5: Solve for x
    x = 12,920,193.74/4,740.42
  6. Step 6: Final answer
    x = 2,725.54

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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.