Home / 4,779.17-6,574.86-4,668.60

Finding the Fourth Proportional to 4,779.17, 6,574.86 and 4,668.60

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Solution

The fourth proportional to 4,779.17, 6,574.86 and 4,668.60 is: 6,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.17 : 6,574.86 = 4,668.60 : x
  2. Step 2: Convert to fraction form
    4,779.17/6,574.86 = 4,668.60/x
  3. Step 3: Cross multiply
    4,779.17x = 6,574.86 × 4,668.60
  4. Step 4: Simplify right side
    4,779.17x = 30,695,391.40
  5. Step 5: Solve for x
    x = 30,695,391.40/4,779.17
  6. Step 6: Final answer
    x = 6,422.75

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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.