Home / 2,466.40-3,386.96-2,072.76

Finding the Fourth Proportional to 2,466.40, 3,386.96 and 2,072.76

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Solution

The fourth proportional to 2,466.40, 3,386.96 and 2,072.76 is: 2,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,466.40 : 3,386.96 = 2,072.76 : x
  2. Step 2: Convert to fraction form
    2,466.40/3,386.96 = 2,072.76/x
  3. Step 3: Cross multiply
    2,466.40x = 3,386.96 × 2,072.76
  4. Step 4: Simplify right side
    2,466.40x = 7,020,355.21
  5. Step 5: Solve for x
    x = 7,020,355.21/2,466.40
  6. Step 6: Final answer
    x = 2,846.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.