Home / 4,971.58-7,458.18-1,683.59

Finding the Fourth Proportional to 4,971.58, 7,458.18 and 1,683.59

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Solution

The fourth proportional to 4,971.58, 7,458.18 and 1,683.59 is: 2,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.58 : 7,458.18 = 1,683.59 : x
  2. Step 2: Convert to fraction form
    4,971.58/7,458.18 = 1,683.59/x
  3. Step 3: Cross multiply
    4,971.58x = 7,458.18 × 1,683.59
  4. Step 4: Simplify right side
    4,971.58x = 12,556,473.66
  5. Step 5: Solve for x
    x = 12,556,473.66/4,971.58
  6. Step 6: Final answer
    x = 2,525.65

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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.