Home / 4,803.60-7,205.40-2,948.70

Finding the Fourth Proportional to 4,803.60, 7,205.40 and 2,948.70

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Solution

The fourth proportional to 4,803.60, 7,205.40 and 2,948.70 is: 4,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.60 : 7,205.40 = 2,948.70 : x
  2. Step 2: Convert to fraction form
    4,803.60/7,205.40 = 2,948.70/x
  3. Step 3: Cross multiply
    4,803.60x = 7,205.40 × 2,948.70
  4. Step 4: Simplify right side
    4,803.60x = 21,246,562.98
  5. Step 5: Solve for x
    x = 21,246,562.98/4,803.60
  6. Step 6: Final answer
    x = 4,423.05

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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.