Home / 4,915.07-6,782.29-3,026.35

Finding the Fourth Proportional to 4,915.07, 6,782.29 and 3,026.35

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Solution

The fourth proportional to 4,915.07, 6,782.29 and 3,026.35 is: 4,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.07 : 6,782.29 = 3,026.35 : x
  2. Step 2: Convert to fraction form
    4,915.07/6,782.29 = 3,026.35/x
  3. Step 3: Cross multiply
    4,915.07x = 6,782.29 × 3,026.35
  4. Step 4: Simplify right side
    4,915.07x = 20,525,583.34
  5. Step 5: Solve for x
    x = 20,525,583.34/4,915.07
  6. Step 6: Final answer
    x = 4,176.05

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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.