Home / 2,176.04-2,999.76-1,651.16

Finding the Fourth Proportional to 2,176.04, 2,999.76 and 1,651.16

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Solution

The fourth proportional to 2,176.04, 2,999.76 and 1,651.16 is: 2,276.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.04 : 2,999.76 = 1,651.16 : x
  2. Step 2: Convert to fraction form
    2,176.04/2,999.76 = 1,651.16/x
  3. Step 3: Cross multiply
    2,176.04x = 2,999.76 × 1,651.16
  4. Step 4: Simplify right side
    2,176.04x = 4,953,083.72
  5. Step 5: Solve for x
    x = 4,953,083.72/2,176.04
  6. Step 6: Final answer
    x = 2,276.19

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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.