Home / 4,263.40-6,395.01-1,666.33

Finding the Fourth Proportional to 4,263.40, 6,395.01 and 1,666.33

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Solution

The fourth proportional to 4,263.40, 6,395.01 and 1,666.33 is: 2,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.40 : 6,395.01 = 1,666.33 : x
  2. Step 2: Convert to fraction form
    4,263.40/6,395.01 = 1,666.33/x
  3. Step 3: Cross multiply
    4,263.40x = 6,395.01 × 1,666.33
  4. Step 4: Simplify right side
    4,263.40x = 10,656,197.01
  5. Step 5: Solve for x
    x = 10,656,197.01/4,263.40
  6. Step 6: Final answer
    x = 2,499.46

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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.