Home / 3,495.57-5,242.19-1,186.53

Finding the Fourth Proportional to 3,495.57, 5,242.19 and 1,186.53

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Solution

The fourth proportional to 3,495.57, 5,242.19 and 1,186.53 is: 1,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.57 : 5,242.19 = 1,186.53 : x
  2. Step 2: Convert to fraction form
    3,495.57/5,242.19 = 1,186.53/x
  3. Step 3: Cross multiply
    3,495.57x = 5,242.19 × 1,186.53
  4. Step 4: Simplify right side
    3,495.57x = 6,220,009.77
  5. Step 5: Solve for x
    x = 6,220,009.77/3,495.57
  6. Step 6: Final answer
    x = 1,779.40

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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.