Home / 4,866.48-6,715.71-2,977.83

Finding the Fourth Proportional to 4,866.48, 6,715.71 and 2,977.83

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Solution

The fourth proportional to 4,866.48, 6,715.71 and 2,977.83 is: 4,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.48 : 6,715.71 = 2,977.83 : x
  2. Step 2: Convert to fraction form
    4,866.48/6,715.71 = 2,977.83/x
  3. Step 3: Cross multiply
    4,866.48x = 6,715.71 × 2,977.83
  4. Step 4: Simplify right side
    4,866.48x = 19,998,242.71
  5. Step 5: Solve for x
    x = 19,998,242.71/4,866.48
  6. Step 6: Final answer
    x = 4,109.39

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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.