Home / 4,559.58-6,840.45-1,638.18

Finding the Fourth Proportional to 4,559.58, 6,840.45 and 1,638.18

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Solution

The fourth proportional to 4,559.58, 6,840.45 and 1,638.18 is: 2,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.58 : 6,840.45 = 1,638.18 : x
  2. Step 2: Convert to fraction form
    4,559.58/6,840.45 = 1,638.18/x
  3. Step 3: Cross multiply
    4,559.58x = 6,840.45 × 1,638.18
  4. Step 4: Simplify right side
    4,559.58x = 11,205,888.38
  5. Step 5: Solve for x
    x = 11,205,888.38/4,559.58
  6. Step 6: Final answer
    x = 2,457.66

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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.