Home / 6,430.04-8,873.34-3,635.48

Finding the Fourth Proportional to 6,430.04, 8,873.34 and 3,635.48

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Solution

The fourth proportional to 6,430.04, 8,873.34 and 3,635.48 is: 5,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.04 : 8,873.34 = 3,635.48 : x
  2. Step 2: Convert to fraction form
    6,430.04/8,873.34 = 3,635.48/x
  3. Step 3: Cross multiply
    6,430.04x = 8,873.34 × 3,635.48
  4. Step 4: Simplify right side
    6,430.04x = 32,258,850.10
  5. Step 5: Solve for x
    x = 32,258,850.10/6,430.04
  6. Step 6: Final answer
    x = 5,016.90

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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.