Home / 3,465.37-4,783.35-2,758.51

Finding the Fourth Proportional to 3,465.37, 4,783.35 and 2,758.51

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Solution

The fourth proportional to 3,465.37, 4,783.35 and 2,758.51 is: 3,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.37 : 4,783.35 = 2,758.51 : x
  2. Step 2: Convert to fraction form
    3,465.37/4,783.35 = 2,758.51/x
  3. Step 3: Cross multiply
    3,465.37x = 4,783.35 × 2,758.51
  4. Step 4: Simplify right side
    3,465.37x = 13,194,918.81
  5. Step 5: Solve for x
    x = 13,194,918.81/3,465.37
  6. Step 6: Final answer
    x = 3,807.65

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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.