Home / 4,742.10-6,545.73-2,854.74

Finding the Fourth Proportional to 4,742.10, 6,545.73 and 2,854.74

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Solution

The fourth proportional to 4,742.10, 6,545.73 and 2,854.74 is: 3,940.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.10 : 6,545.73 = 2,854.74 : x
  2. Step 2: Convert to fraction form
    4,742.10/6,545.73 = 2,854.74/x
  3. Step 3: Cross multiply
    4,742.10x = 6,545.73 × 2,854.74
  4. Step 4: Simplify right side
    4,742.10x = 18,686,357.26
  5. Step 5: Solve for x
    x = 18,686,357.26/4,742.10
  6. Step 6: Final answer
    x = 3,940.52

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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.