Home / 2,915.51-4,374.36-1,746.34

Finding the Fourth Proportional to 2,915.51, 4,374.36 and 1,746.34

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Solution

The fourth proportional to 2,915.51, 4,374.36 and 1,746.34 is: 2,620.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.51 : 4,374.36 = 1,746.34 : x
  2. Step 2: Convert to fraction form
    2,915.51/4,374.36 = 1,746.34/x
  3. Step 3: Cross multiply
    2,915.51x = 4,374.36 × 1,746.34
  4. Step 4: Simplify right side
    2,915.51x = 7,639,119.84
  5. Step 5: Solve for x
    x = 7,639,119.84/2,915.51
  6. Step 6: Final answer
    x = 2,620.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.