Home / 6,560.22-9,840.15-1,629.81

Finding the Fourth Proportional to 6,560.22, 9,840.15 and 1,629.81

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Solution

The fourth proportional to 6,560.22, 9,840.15 and 1,629.81 is: 2,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.22 : 9,840.15 = 1,629.81 : x
  2. Step 2: Convert to fraction form
    6,560.22/9,840.15 = 1,629.81/x
  3. Step 3: Cross multiply
    6,560.22x = 9,840.15 × 1,629.81
  4. Step 4: Simplify right side
    6,560.22x = 16,037,574.87
  5. Step 5: Solve for x
    x = 16,037,574.87/6,560.22
  6. Step 6: Final answer
    x = 2,444.67

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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.