Home / 4,672.24-6,449.67-2,904.40

Finding the Fourth Proportional to 4,672.24, 6,449.67 and 2,904.40

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Solution

The fourth proportional to 4,672.24, 6,449.67 and 2,904.40 is: 4,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.24 : 6,449.67 = 2,904.40 : x
  2. Step 2: Convert to fraction form
    4,672.24/6,449.67 = 2,904.40/x
  3. Step 3: Cross multiply
    4,672.24x = 6,449.67 × 2,904.40
  4. Step 4: Simplify right side
    4,672.24x = 18,732,421.55
  5. Step 5: Solve for x
    x = 18,732,421.55/4,672.24
  6. Step 6: Final answer
    x = 4,009.30

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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.