Home / 4,953.45-7,431.29-1,666.46

Finding the Fourth Proportional to 4,953.45, 7,431.29 and 1,666.46

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Solution

The fourth proportional to 4,953.45, 7,431.29 and 1,666.46 is: 2,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.45 : 7,431.29 = 1,666.46 : x
  2. Step 2: Convert to fraction form
    4,953.45/7,431.29 = 1,666.46/x
  3. Step 3: Cross multiply
    4,953.45x = 7,431.29 × 1,666.46
  4. Step 4: Simplify right side
    4,953.45x = 12,383,931.60
  5. Step 5: Solve for x
    x = 12,383,931.60/4,953.45
  6. Step 6: Final answer
    x = 2,500.06

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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.