Home / 4,915.08-6,783.36-2,925.96

Finding the Fourth Proportional to 4,915.08, 6,783.36 and 2,925.96

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Solution

The fourth proportional to 4,915.08, 6,783.36 and 2,925.96 is: 4,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.08 : 6,783.36 = 2,925.96 : x
  2. Step 2: Convert to fraction form
    4,915.08/6,783.36 = 2,925.96/x
  3. Step 3: Cross multiply
    4,915.08x = 6,783.36 × 2,925.96
  4. Step 4: Simplify right side
    4,915.08x = 19,847,840.03
  5. Step 5: Solve for x
    x = 19,847,840.03/4,915.08
  6. Step 6: Final answer
    x = 4,038.15

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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.