Home / 3,307.20-4,931.58-3,277.50

Finding the Fourth Proportional to 3,307.20, 4,931.58 and 3,277.50

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Solution

The fourth proportional to 3,307.20, 4,931.58 and 3,277.50 is: 4,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.20 : 4,931.58 = 3,277.50 : x
  2. Step 2: Convert to fraction form
    3,307.20/4,931.58 = 3,277.50/x
  3. Step 3: Cross multiply
    3,307.20x = 4,931.58 × 3,277.50
  4. Step 4: Simplify right side
    3,307.20x = 16,163,253.45
  5. Step 5: Solve for x
    x = 16,163,253.45/3,307.20
  6. Step 6: Final answer
    x = 4,887.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.