Home / 4,813.47-7,219.65-1,303.27

Finding the Fourth Proportional to 4,813.47, 7,219.65 and 1,303.27

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Solution

The fourth proportional to 4,813.47, 7,219.65 and 1,303.27 is: 1,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.47 : 7,219.65 = 1,303.27 : x
  2. Step 2: Convert to fraction form
    4,813.47/7,219.65 = 1,303.27/x
  3. Step 3: Cross multiply
    4,813.47x = 7,219.65 × 1,303.27
  4. Step 4: Simplify right side
    4,813.47x = 9,409,135.21
  5. Step 5: Solve for x
    x = 9,409,135.21/4,813.47
  6. Step 6: Final answer
    x = 1,954.75

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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.