Home / 2,669.04-3,683.46-1,490.28

Finding the Fourth Proportional to 2,669.04, 3,683.46 and 1,490.28

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Solution

The fourth proportional to 2,669.04, 3,683.46 and 1,490.28 is: 2,056.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.04 : 3,683.46 = 1,490.28 : x
  2. Step 2: Convert to fraction form
    2,669.04/3,683.46 = 1,490.28/x
  3. Step 3: Cross multiply
    2,669.04x = 3,683.46 × 1,490.28
  4. Step 4: Simplify right side
    2,669.04x = 5,489,386.77
  5. Step 5: Solve for x
    x = 5,489,386.77/2,669.04
  6. Step 6: Final answer
    x = 2,056.69

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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.