Home / 4,779.06-7,169.61-1,492.08

Finding the Fourth Proportional to 4,779.06, 7,169.61 and 1,492.08

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Solution

The fourth proportional to 4,779.06, 7,169.61 and 1,492.08 is: 2,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.06 : 7,169.61 = 1,492.08 : x
  2. Step 2: Convert to fraction form
    4,779.06/7,169.61 = 1,492.08/x
  3. Step 3: Cross multiply
    4,779.06x = 7,169.61 × 1,492.08
  4. Step 4: Simplify right side
    4,779.06x = 10,697,631.69
  5. Step 5: Solve for x
    x = 10,697,631.69/4,779.06
  6. Step 6: Final answer
    x = 2,238.44

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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.