Home / 5,166.33-7,130.00-2,928.93

Finding the Fourth Proportional to 5,166.33, 7,130.00 and 2,928.93

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Solution

The fourth proportional to 5,166.33, 7,130.00 and 2,928.93 is: 4,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.33 : 7,130.00 = 2,928.93 : x
  2. Step 2: Convert to fraction form
    5,166.33/7,130.00 = 2,928.93/x
  3. Step 3: Cross multiply
    5,166.33x = 7,130.00 × 2,928.93
  4. Step 4: Simplify right side
    5,166.33x = 20,883,256.26
  5. Step 5: Solve for x
    x = 20,883,256.26/5,166.33
  6. Step 6: Final answer
    x = 4,042.18

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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.