Home / 2,434.79-3,361.98-2,312.48

Finding the Fourth Proportional to 2,434.79, 3,361.98 and 2,312.48

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Solution

The fourth proportional to 2,434.79, 3,361.98 and 2,312.48 is: 3,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.79 : 3,361.98 = 2,312.48 : x
  2. Step 2: Convert to fraction form
    2,434.79/3,361.98 = 2,312.48/x
  3. Step 3: Cross multiply
    2,434.79x = 3,361.98 × 2,312.48
  4. Step 4: Simplify right side
    2,434.79x = 7,774,511.51
  5. Step 5: Solve for x
    x = 7,774,511.51/2,434.79
  6. Step 6: Final answer
    x = 3,193.09

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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.