Home / 10,160.36-15,242.36-3,590.36

Finding the Fourth Proportional to 10,160.36, 15,242.36 and 3,590.36

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Solution

The fourth proportional to 10,160.36, 15,242.36 and 3,590.36 is: 5,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,160.36 : 15,242.36 = 3,590.36 : x
  2. Step 2: Convert to fraction form
    10,160.36/15,242.36 = 3,590.36/x
  3. Step 3: Cross multiply
    10,160.36x = 15,242.36 × 3,590.36
  4. Step 4: Simplify right side
    10,160.36x = 54,725,559.65
  5. Step 5: Solve for x
    x = 54,725,559.65/10,160.36
  6. Step 6: Final answer
    x = 5,386.18

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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.