Home / 3,460.39-4,775.35-1,888.49

Finding the Fourth Proportional to 3,460.39, 4,775.35 and 1,888.49

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Solution

The fourth proportional to 3,460.39, 4,775.35 and 1,888.49 is: 2,606.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.39 : 4,775.35 = 1,888.49 : x
  2. Step 2: Convert to fraction form
    3,460.39/4,775.35 = 1,888.49/x
  3. Step 3: Cross multiply
    3,460.39x = 4,775.35 × 1,888.49
  4. Step 4: Simplify right side
    3,460.39x = 9,018,200.72
  5. Step 5: Solve for x
    x = 9,018,200.72/3,460.39
  6. Step 6: Final answer
    x = 2,606.12

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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.