Home / 4,370.10-6,018.75-4,289.10

Finding the Fourth Proportional to 4,370.10, 6,018.75 and 4,289.10

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Solution

The fourth proportional to 4,370.10, 6,018.75 and 4,289.10 is: 5,907.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.10 : 6,018.75 = 4,289.10 : x
  2. Step 2: Convert to fraction form
    4,370.10/6,018.75 = 4,289.10/x
  3. Step 3: Cross multiply
    4,370.10x = 6,018.75 × 4,289.10
  4. Step 4: Simplify right side
    4,370.10x = 25,815,020.63
  5. Step 5: Solve for x
    x = 25,815,020.63/4,370.10
  6. Step 6: Final answer
    x = 5,907.19

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.