Home / 2,900.58-4,346.70-1,804.30

Finding the Fourth Proportional to 2,900.58, 4,346.70 and 1,804.30

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Solution

The fourth proportional to 2,900.58, 4,346.70 and 1,804.30 is: 2,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900.58 : 4,346.70 = 1,804.30 : x
  2. Step 2: Convert to fraction form
    2,900.58/4,346.70 = 1,804.30/x
  3. Step 3: Cross multiply
    2,900.58x = 4,346.70 × 1,804.30
  4. Step 4: Simplify right side
    2,900.58x = 7,842,750.81
  5. Step 5: Solve for x
    x = 7,842,750.81/2,900.58
  6. Step 6: Final answer
    x = 2,703.86

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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.