Home / 3,435.37-5,154.51-1,681.93

Finding the Fourth Proportional to 3,435.37, 5,154.51 and 1,681.93

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Solution

The fourth proportional to 3,435.37, 5,154.51 and 1,681.93 is: 2,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,435.37 : 5,154.51 = 1,681.93 : x
  2. Step 2: Convert to fraction form
    3,435.37/5,154.51 = 1,681.93/x
  3. Step 3: Cross multiply
    3,435.37x = 5,154.51 × 1,681.93
  4. Step 4: Simplify right side
    3,435.37x = 8,669,499.23
  5. Step 5: Solve for x
    x = 8,669,499.23/3,435.37
  6. Step 6: Final answer
    x = 2,523.60

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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.