Home / 3,590.48-5,386.60-1,510.64

Finding the Fourth Proportional to 3,590.48, 5,386.60 and 1,510.64

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Solution

The fourth proportional to 3,590.48, 5,386.60 and 1,510.64 is: 2,266.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.48 : 5,386.60 = 1,510.64 : x
  2. Step 2: Convert to fraction form
    3,590.48/5,386.60 = 1,510.64/x
  3. Step 3: Cross multiply
    3,590.48x = 5,386.60 × 1,510.64
  4. Step 4: Simplify right side
    3,590.48x = 8,137,213.42
  5. Step 5: Solve for x
    x = 8,137,213.42/3,590.48
  6. Step 6: Final answer
    x = 2,266.33

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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.