Home / 4,685.04-6,464.80-2,588.80

Finding the Fourth Proportional to 4,685.04, 6,464.80 and 2,588.80

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Solution

The fourth proportional to 4,685.04, 6,464.80 and 2,588.80 is: 3,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.04 : 6,464.80 = 2,588.80 : x
  2. Step 2: Convert to fraction form
    4,685.04/6,464.80 = 2,588.80/x
  3. Step 3: Cross multiply
    4,685.04x = 6,464.80 × 2,588.80
  4. Step 4: Simplify right side
    4,685.04x = 16,736,074.24
  5. Step 5: Solve for x
    x = 16,736,074.24/4,685.04
  6. Step 6: Final answer
    x = 3,572.24

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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.