Home / 4,455.30-6,699.15-4,358.10

Finding the Fourth Proportional to 4,455.30, 6,699.15 and 4,358.10

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Solution

The fourth proportional to 4,455.30, 6,699.15 and 4,358.10 is: 6,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.30 : 6,699.15 = 4,358.10 : x
  2. Step 2: Convert to fraction form
    4,455.30/6,699.15 = 4,358.10/x
  3. Step 3: Cross multiply
    4,455.30x = 6,699.15 × 4,358.10
  4. Step 4: Simplify right side
    4,455.30x = 29,195,565.62
  5. Step 5: Solve for x
    x = 29,195,565.62/4,455.30
  6. Step 6: Final answer
    x = 6,553.00

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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.