Home / 8,274.37-11,417.36-4,915.94

Finding the Fourth Proportional to 8,274.37, 11,417.36 and 4,915.94

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Solution

The fourth proportional to 8,274.37, 11,417.36 and 4,915.94 is: 6,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.37 : 11,417.36 = 4,915.94 : x
  2. Step 2: Convert to fraction form
    8,274.37/11,417.36 = 4,915.94/x
  3. Step 3: Cross multiply
    8,274.37x = 11,417.36 × 4,915.94
  4. Step 4: Simplify right side
    8,274.37x = 56,127,088.33
  5. Step 5: Solve for x
    x = 56,127,088.33/8,274.37
  6. Step 6: Final answer
    x = 6,783.25

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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.