Home / 4,309.44-6,460.98-1,386.08

Finding the Fourth Proportional to 4,309.44, 6,460.98 and 1,386.08

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Solution

The fourth proportional to 4,309.44, 6,460.98 and 1,386.08 is: 2,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.44 : 6,460.98 = 1,386.08 : x
  2. Step 2: Convert to fraction form
    4,309.44/6,460.98 = 1,386.08/x
  3. Step 3: Cross multiply
    4,309.44x = 6,460.98 × 1,386.08
  4. Step 4: Simplify right side
    4,309.44x = 8,955,435.16
  5. Step 5: Solve for x
    x = 8,955,435.16/4,309.44
  6. Step 6: Final answer
    x = 2,078.10

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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.