Home / 4,345.09-6,518.54-1,880.26

Finding the Fourth Proportional to 4,345.09, 6,518.54 and 1,880.26

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Solution

The fourth proportional to 4,345.09, 6,518.54 and 1,880.26 is: 2,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.09 : 6,518.54 = 1,880.26 : x
  2. Step 2: Convert to fraction form
    4,345.09/6,518.54 = 1,880.26/x
  3. Step 3: Cross multiply
    4,345.09x = 6,518.54 × 1,880.26
  4. Step 4: Simplify right side
    4,345.09x = 12,256,524.32
  5. Step 5: Solve for x
    x = 12,256,524.32/4,345.09
  6. Step 6: Final answer
    x = 2,820.78

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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.