Home / 6,699.12-10,048.68-4,390.08

Finding the Fourth Proportional to 6,699.12, 10,048.68 and 4,390.08

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Solution

The fourth proportional to 6,699.12, 10,048.68 and 4,390.08 is: 6,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.12 : 10,048.68 = 4,390.08 : x
  2. Step 2: Convert to fraction form
    6,699.12/10,048.68 = 4,390.08/x
  3. Step 3: Cross multiply
    6,699.12x = 10,048.68 × 4,390.08
  4. Step 4: Simplify right side
    6,699.12x = 44,114,509.09
  5. Step 5: Solve for x
    x = 44,114,509.09/6,699.12
  6. Step 6: Final answer
    x = 6,585.12

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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.