Home / 6,515.30-9,787.35-4,571.30

Finding the Fourth Proportional to 6,515.30, 9,787.35 and 4,571.30

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Solution

The fourth proportional to 6,515.30, 9,787.35 and 4,571.30 is: 6,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.30 : 9,787.35 = 4,571.30 : x
  2. Step 2: Convert to fraction form
    6,515.30/9,787.35 = 4,571.30/x
  3. Step 3: Cross multiply
    6,515.30x = 9,787.35 × 4,571.30
  4. Step 4: Simplify right side
    6,515.30x = 44,740,913.06
  5. Step 5: Solve for x
    x = 44,740,913.06/6,515.30
  6. Step 6: Final answer
    x = 6,867.05

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1.5x scale

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.