Home / 7,355.10-11,032.65-4,074.60

Finding the Fourth Proportional to 7,355.10, 11,032.65 and 4,074.60

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Solution

The fourth proportional to 7,355.10, 11,032.65 and 4,074.60 is: 6,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.10 : 11,032.65 = 4,074.60 : x
  2. Step 2: Convert to fraction form
    7,355.10/11,032.65 = 4,074.60/x
  3. Step 3: Cross multiply
    7,355.10x = 11,032.65 × 4,074.60
  4. Step 4: Simplify right side
    7,355.10x = 44,953,635.69
  5. Step 5: Solve for x
    x = 44,953,635.69/7,355.10
  6. Step 6: Final answer
    x = 6,111.90

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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.