Home / 5,915.84-8,875.17-2,020.14

Finding the Fourth Proportional to 5,915.84, 8,875.17 and 2,020.14

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Solution

The fourth proportional to 5,915.84, 8,875.17 and 2,020.14 is: 3,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915.84 : 8,875.17 = 2,020.14 : x
  2. Step 2: Convert to fraction form
    5,915.84/8,875.17 = 2,020.14/x
  3. Step 3: Cross multiply
    5,915.84x = 8,875.17 × 2,020.14
  4. Step 4: Simplify right side
    5,915.84x = 17,929,085.92
  5. Step 5: Solve for x
    x = 17,929,085.92/5,915.84
  6. Step 6: Final answer
    x = 3,030.69

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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.