Home / 3,316.23-4,971.58-1,235.07

Finding the Fourth Proportional to 3,316.23, 4,971.58 and 1,235.07

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Solution

The fourth proportional to 3,316.23, 4,971.58 and 1,235.07 is: 1,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.23 : 4,971.58 = 1,235.07 : x
  2. Step 2: Convert to fraction form
    3,316.23/4,971.58 = 1,235.07/x
  3. Step 3: Cross multiply
    3,316.23x = 4,971.58 × 1,235.07
  4. Step 4: Simplify right side
    3,316.23x = 6,140,246.22
  5. Step 5: Solve for x
    x = 6,140,246.22/3,316.23
  6. Step 6: Final answer
    x = 1,851.57

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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.