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Finding the Fourth Proportional to 5,303.68, 7,314.19 and 3,604.73

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Solution

The fourth proportional to 5,303.68, 7,314.19 and 3,604.73 is: 4,971.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.68 : 7,314.19 = 3,604.73 : x
  2. Step 2: Convert to fraction form
    5,303.68/7,314.19 = 3,604.73/x
  3. Step 3: Cross multiply
    5,303.68x = 7,314.19 × 3,604.73
  4. Step 4: Simplify right side
    5,303.68x = 26,365,643.81
  5. Step 5: Solve for x
    x = 26,365,643.81/5,303.68
  6. Step 6: Final answer
    x = 4,971.20

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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.