Home / 4,915.08-6,774.22-4,281.64

Finding the Fourth Proportional to 4,915.08, 6,774.22 and 4,281.64

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Solution

The fourth proportional to 4,915.08, 6,774.22 and 4,281.64 is: 5,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.08 : 6,774.22 = 4,281.64 : x
  2. Step 2: Convert to fraction form
    4,915.08/6,774.22 = 4,281.64/x
  3. Step 3: Cross multiply
    4,915.08x = 6,774.22 × 4,281.64
  4. Step 4: Simplify right side
    4,915.08x = 29,004,771.32
  5. Step 5: Solve for x
    x = 29,004,771.32/4,915.08
  6. Step 6: Final answer
    x = 5,901.18

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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.