Home / 5,114.30-7,055.10-3,435.89

Finding the Fourth Proportional to 5,114.30, 7,055.10 and 3,435.89

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Solution

The fourth proportional to 5,114.30, 7,055.10 and 3,435.89 is: 4,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.30 : 7,055.10 = 3,435.89 : x
  2. Step 2: Convert to fraction form
    5,114.30/7,055.10 = 3,435.89/x
  3. Step 3: Cross multiply
    5,114.30x = 7,055.10 × 3,435.89
  4. Step 4: Simplify right side
    5,114.30x = 24,240,547.54
  5. Step 5: Solve for x
    x = 24,240,547.54/5,114.30
  6. Step 6: Final answer
    x = 4,739.76

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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.