Home / 4,435.42-6,121.20-2,547.55

Finding the Fourth Proportional to 4,435.42, 6,121.20 and 2,547.55

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Solution

The fourth proportional to 4,435.42, 6,121.20 and 2,547.55 is: 3,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.42 : 6,121.20 = 2,547.55 : x
  2. Step 2: Convert to fraction form
    4,435.42/6,121.20 = 2,547.55/x
  3. Step 3: Cross multiply
    4,435.42x = 6,121.20 × 2,547.55
  4. Step 4: Simplify right side
    4,435.42x = 15,594,050.32
  5. Step 5: Solve for x
    x = 15,594,050.32/4,435.42
  6. Step 6: Final answer
    x = 3,515.80

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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.