Home / 6,355.08-9,515.01-4,790.34

Finding the Fourth Proportional to 6,355.08, 9,515.01 and 4,790.34

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Solution

The fourth proportional to 6,355.08, 9,515.01 and 4,790.34 is: 7,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.08 : 9,515.01 = 4,790.34 : x
  2. Step 2: Convert to fraction form
    6,355.08/9,515.01 = 4,790.34/x
  3. Step 3: Cross multiply
    6,355.08x = 9,515.01 × 4,790.34
  4. Step 4: Simplify right side
    6,355.08x = 45,580,088.34
  5. Step 5: Solve for x
    x = 45,580,088.34/6,355.08
  6. Step 6: Final answer
    x = 7,172.23

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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.