Home / 4,866.05-7,281.36-4,215.52

Finding the Fourth Proportional to 4,866.05, 7,281.36 and 4,215.52

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Solution

The fourth proportional to 4,866.05, 7,281.36 and 4,215.52 is: 6,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.05 : 7,281.36 = 4,215.52 : x
  2. Step 2: Convert to fraction form
    4,866.05/7,281.36 = 4,215.52/x
  3. Step 3: Cross multiply
    4,866.05x = 7,281.36 × 4,215.52
  4. Step 4: Simplify right side
    4,866.05x = 30,694,727.81
  5. Step 5: Solve for x
    x = 30,694,727.81/4,866.05
  6. Step 6: Final answer
    x = 6,307.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.