Home / 3,073.14-4,610.06-1,430.20

Finding the Fourth Proportional to 3,073.14, 4,610.06 and 1,430.20

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Solution

The fourth proportional to 3,073.14, 4,610.06 and 1,430.20 is: 2,145.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.14 : 4,610.06 = 1,430.20 : x
  2. Step 2: Convert to fraction form
    3,073.14/4,610.06 = 1,430.20/x
  3. Step 3: Cross multiply
    3,073.14x = 4,610.06 × 1,430.20
  4. Step 4: Simplify right side
    3,073.14x = 6,593,307.81
  5. Step 5: Solve for x
    x = 6,593,307.81/3,073.14
  6. Step 6: Final answer
    x = 2,145.46

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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.