Home / 4,545.68-6,271.08-2,865.74

Finding the Fourth Proportional to 4,545.68, 6,271.08 and 2,865.74

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Solution

The fourth proportional to 4,545.68, 6,271.08 and 2,865.74 is: 3,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.68 : 6,271.08 = 2,865.74 : x
  2. Step 2: Convert to fraction form
    4,545.68/6,271.08 = 2,865.74/x
  3. Step 3: Cross multiply
    4,545.68x = 6,271.08 × 2,865.74
  4. Step 4: Simplify right side
    4,545.68x = 17,971,284.80
  5. Step 5: Solve for x
    x = 17,971,284.80/4,545.68
  6. Step 6: Final answer
    x = 3,953.49

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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.