Home / 7,303.02-10,078.21-4,116.37

Finding the Fourth Proportional to 7,303.02, 10,078.21 and 4,116.37

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Solution

The fourth proportional to 7,303.02, 10,078.21 and 4,116.37 is: 5,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.02 : 10,078.21 = 4,116.37 : x
  2. Step 2: Convert to fraction form
    7,303.02/10,078.21 = 4,116.37/x
  3. Step 3: Cross multiply
    7,303.02x = 10,078.21 × 4,116.37
  4. Step 4: Simplify right side
    7,303.02x = 41,485,605.81
  5. Step 5: Solve for x
    x = 41,485,605.81/7,303.02
  6. Step 6: Final answer
    x = 5,680.61

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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.