Home / 2,386.02-3,291.04-2,305.74

Finding the Fourth Proportional to 2,386.02, 3,291.04 and 2,305.74

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Solution

The fourth proportional to 2,386.02, 3,291.04 and 2,305.74 is: 3,180.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.02 : 3,291.04 = 2,305.74 : x
  2. Step 2: Convert to fraction form
    2,386.02/3,291.04 = 2,305.74/x
  3. Step 3: Cross multiply
    2,386.02x = 3,291.04 × 2,305.74
  4. Step 4: Simplify right side
    2,386.02x = 7,588,282.57
  5. Step 5: Solve for x
    x = 7,588,282.57/2,386.02
  6. Step 6: Final answer
    x = 3,180.31

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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.