Home / 2,150.57-2,968.08-1,554.99

Finding the Fourth Proportional to 2,150.57, 2,968.08 and 1,554.99

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Solution

The fourth proportional to 2,150.57, 2,968.08 and 1,554.99 is: 2,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150.57 : 2,968.08 = 1,554.99 : x
  2. Step 2: Convert to fraction form
    2,150.57/2,968.08 = 1,554.99/x
  3. Step 3: Cross multiply
    2,150.57x = 2,968.08 × 1,554.99
  4. Step 4: Simplify right side
    2,150.57x = 4,615,334.72
  5. Step 5: Solve for x
    x = 4,615,334.72/2,150.57
  6. Step 6: Final answer
    x = 2,146.10

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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.