Home / 4,208.72-6,313.07-1,130.72

Finding the Fourth Proportional to 4,208.72, 6,313.07 and 1,130.72

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Solution

The fourth proportional to 4,208.72, 6,313.07 and 1,130.72 is: 1,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.72 : 6,313.07 = 1,130.72 : x
  2. Step 2: Convert to fraction form
    4,208.72/6,313.07 = 1,130.72/x
  3. Step 3: Cross multiply
    4,208.72x = 6,313.07 × 1,130.72
  4. Step 4: Simplify right side
    4,208.72x = 7,138,314.51
  5. Step 5: Solve for x
    x = 7,138,314.51/4,208.72
  6. Step 6: Final answer
    x = 1,696.08

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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.