Home / 5,068.40-6,994.40-2,830.23

Finding the Fourth Proportional to 5,068.40, 6,994.40 and 2,830.23

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Solution

The fourth proportional to 5,068.40, 6,994.40 and 2,830.23 is: 3,905.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.40 : 6,994.40 = 2,830.23 : x
  2. Step 2: Convert to fraction form
    5,068.40/6,994.40 = 2,830.23/x
  3. Step 3: Cross multiply
    5,068.40x = 6,994.40 × 2,830.23
  4. Step 4: Simplify right side
    5,068.40x = 19,795,760.71
  5. Step 5: Solve for x
    x = 19,795,760.71/5,068.40
  6. Step 6: Final answer
    x = 3,905.72

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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.