Home / 4,775.54-7,155.40-1,852.24

Finding the Fourth Proportional to 4,775.54, 7,155.40 and 1,852.24

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Solution

The fourth proportional to 4,775.54, 7,155.40 and 1,852.24 is: 2,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.54 : 7,155.40 = 1,852.24 : x
  2. Step 2: Convert to fraction form
    4,775.54/7,155.40 = 1,852.24/x
  3. Step 3: Cross multiply
    4,775.54x = 7,155.40 × 1,852.24
  4. Step 4: Simplify right side
    4,775.54x = 13,253,518.10
  5. Step 5: Solve for x
    x = 13,253,518.10/4,775.54
  6. Step 6: Final answer
    x = 2,775.29

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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.