Home / 2,943.18-4,065.93-2,317.86

Finding the Fourth Proportional to 2,943.18, 4,065.93 and 2,317.86

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Solution

The fourth proportional to 2,943.18, 4,065.93 and 2,317.86 is: 3,202.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.18 : 4,065.93 = 2,317.86 : x
  2. Step 2: Convert to fraction form
    2,943.18/4,065.93 = 2,317.86/x
  3. Step 3: Cross multiply
    2,943.18x = 4,065.93 × 2,317.86
  4. Step 4: Simplify right side
    2,943.18x = 9,424,256.51
  5. Step 5: Solve for x
    x = 9,424,256.51/2,943.18
  6. Step 6: Final answer
    x = 3,202.07

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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.