Home / 5,445.40-7,516.08-4,559.80

Finding the Fourth Proportional to 5,445.40, 7,516.08 and 4,559.80

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Solution

The fourth proportional to 5,445.40, 7,516.08 and 4,559.80 is: 6,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.40 : 7,516.08 = 4,559.80 : x
  2. Step 2: Convert to fraction form
    5,445.40/7,516.08 = 4,559.80/x
  3. Step 3: Cross multiply
    5,445.40x = 7,516.08 × 4,559.80
  4. Step 4: Simplify right side
    5,445.40x = 34,271,821.58
  5. Step 5: Solve for x
    x = 34,271,821.58/5,445.40
  6. Step 6: Final answer
    x = 6,293.72

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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.