Home / 5,091.66-7,637.77-1,582.16

Finding the Fourth Proportional to 5,091.66, 7,637.77 and 1,582.16

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Solution

The fourth proportional to 5,091.66, 7,637.77 and 1,582.16 is: 2,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.66 : 7,637.77 = 1,582.16 : x
  2. Step 2: Convert to fraction form
    5,091.66/7,637.77 = 1,582.16/x
  3. Step 3: Cross multiply
    5,091.66x = 7,637.77 × 1,582.16
  4. Step 4: Simplify right side
    5,091.66x = 12,084,195.26
  5. Step 5: Solve for x
    x = 12,084,195.26/5,091.66
  6. Step 6: Final answer
    x = 2,373.33

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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.