Home / 4,899.38-7,349.06-1,779.39

Finding the Fourth Proportional to 4,899.38, 7,349.06 and 1,779.39

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Solution

The fourth proportional to 4,899.38, 7,349.06 and 1,779.39 is: 2,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.38 : 7,349.06 = 1,779.39 : x
  2. Step 2: Convert to fraction form
    4,899.38/7,349.06 = 1,779.39/x
  3. Step 3: Cross multiply
    4,899.38x = 7,349.06 × 1,779.39
  4. Step 4: Simplify right side
    4,899.38x = 13,076,834.98
  5. Step 5: Solve for x
    x = 13,076,834.98/4,899.38
  6. Step 6: Final answer
    x = 2,669.08

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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.