Home / 4,345.35-6,518.37-1,712.68

Finding the Fourth Proportional to 4,345.35, 6,518.37 and 1,712.68

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Solution

The fourth proportional to 4,345.35, 6,518.37 and 1,712.68 is: 2,569.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.35 : 6,518.37 = 1,712.68 : x
  2. Step 2: Convert to fraction form
    4,345.35/6,518.37 = 1,712.68/x
  3. Step 3: Cross multiply
    4,345.35x = 6,518.37 × 1,712.68
  4. Step 4: Simplify right side
    4,345.35x = 11,163,845.06
  5. Step 5: Solve for x
    x = 11,163,845.06/4,345.35
  6. Step 6: Final answer
    x = 2,569.15

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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.