Home / 9,386.16-14,079.24-3,145.68

Finding the Fourth Proportional to 9,386.16, 14,079.24 and 3,145.68

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Solution

The fourth proportional to 9,386.16, 14,079.24 and 3,145.68 is: 4,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.16 : 14,079.24 = 3,145.68 : x
  2. Step 2: Convert to fraction form
    9,386.16/14,079.24 = 3,145.68/x
  3. Step 3: Cross multiply
    9,386.16x = 14,079.24 × 3,145.68
  4. Step 4: Simplify right side
    9,386.16x = 44,288,783.68
  5. Step 5: Solve for x
    x = 44,288,783.68/9,386.16
  6. Step 6: Final answer
    x = 4,718.52

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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.