Home / 2,117.03-2,922.32-1,895.60

Finding the Fourth Proportional to 2,117.03, 2,922.32 and 1,895.60

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Solution

The fourth proportional to 2,117.03, 2,922.32 and 1,895.60 is: 2,616.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117.03 : 2,922.32 = 1,895.60 : x
  2. Step 2: Convert to fraction form
    2,117.03/2,922.32 = 1,895.60/x
  3. Step 3: Cross multiply
    2,117.03x = 2,922.32 × 1,895.60
  4. Step 4: Simplify right side
    2,117.03x = 5,539,549.79
  5. Step 5: Solve for x
    x = 5,539,549.79/2,117.03
  6. Step 6: Final answer
    x = 2,616.66

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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.