Home / 2,461.48-3,396.75-1,342.40

Finding the Fourth Proportional to 2,461.48, 3,396.75 and 1,342.40

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Solution

The fourth proportional to 2,461.48, 3,396.75 and 1,342.40 is: 1,852.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461.48 : 3,396.75 = 1,342.40 : x
  2. Step 2: Convert to fraction form
    2,461.48/3,396.75 = 1,342.40/x
  3. Step 3: Cross multiply
    2,461.48x = 3,396.75 × 1,342.40
  4. Step 4: Simplify right side
    2,461.48x = 4,559,797.20
  5. Step 5: Solve for x
    x = 4,559,797.20/2,461.48
  6. Step 6: Final answer
    x = 1,852.47

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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.