Home / 5,303.98-7,319.70-3,628.90

Finding the Fourth Proportional to 5,303.98, 7,319.70 and 3,628.90

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Solution

The fourth proportional to 5,303.98, 7,319.70 and 3,628.90 is: 5,008.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.98 : 7,319.70 = 3,628.90 : x
  2. Step 2: Convert to fraction form
    5,303.98/7,319.70 = 3,628.90/x
  3. Step 3: Cross multiply
    5,303.98x = 7,319.70 × 3,628.90
  4. Step 4: Simplify right side
    5,303.98x = 26,562,459.33
  5. Step 5: Solve for x
    x = 26,562,459.33/5,303.98
  6. Step 6: Final answer
    x = 5,008.02

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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.