Home / 4,293.23-6,440.31-1,370.84

Finding the Fourth Proportional to 4,293.23, 6,440.31 and 1,370.84

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Solution

The fourth proportional to 4,293.23, 6,440.31 and 1,370.84 is: 2,056.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.23 : 6,440.31 = 1,370.84 : x
  2. Step 2: Convert to fraction form
    4,293.23/6,440.31 = 1,370.84/x
  3. Step 3: Cross multiply
    4,293.23x = 6,440.31 × 1,370.84
  4. Step 4: Simplify right side
    4,293.23x = 8,828,602.36
  5. Step 5: Solve for x
    x = 8,828,602.36/4,293.23
  6. Step 6: Final answer
    x = 2,056.40

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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.