Home / 4,775.37-7,155.78-2,307.23

Finding the Fourth Proportional to 4,775.37, 7,155.78 and 2,307.23

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Solution

The fourth proportional to 4,775.37, 7,155.78 and 2,307.23 is: 3,457.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.37 : 7,155.78 = 2,307.23 : x
  2. Step 2: Convert to fraction form
    4,775.37/7,155.78 = 2,307.23/x
  3. Step 3: Cross multiply
    4,775.37x = 7,155.78 × 2,307.23
  4. Step 4: Simplify right side
    4,775.37x = 16,509,994.51
  5. Step 5: Solve for x
    x = 16,509,994.51/4,775.37
  6. Step 6: Final answer
    x = 3,457.32

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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.