Home / 4,572.58-6,309.30-2,779.69

Finding the Fourth Proportional to 4,572.58, 6,309.30 and 2,779.69

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Solution

The fourth proportional to 4,572.58, 6,309.30 and 2,779.69 is: 3,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.58 : 6,309.30 = 2,779.69 : x
  2. Step 2: Convert to fraction form
    4,572.58/6,309.30 = 2,779.69/x
  3. Step 3: Cross multiply
    4,572.58x = 6,309.30 × 2,779.69
  4. Step 4: Simplify right side
    4,572.58x = 17,537,898.12
  5. Step 5: Solve for x
    x = 17,537,898.12/4,572.58
  6. Step 6: Final answer
    x = 3,835.45

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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.