Home / 10,364.55-14,304.93-6,115.35

Finding the Fourth Proportional to 10,364.55, 14,304.93 and 6,115.35

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Solution

The fourth proportional to 10,364.55, 14,304.93 and 6,115.35 is: 8,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.55 : 14,304.93 = 6,115.35 : x
  2. Step 2: Convert to fraction form
    10,364.55/14,304.93 = 6,115.35/x
  3. Step 3: Cross multiply
    10,364.55x = 14,304.93 × 6,115.35
  4. Step 4: Simplify right side
    10,364.55x = 87,479,653.68
  5. Step 5: Solve for x
    x = 87,479,653.68/10,364.55
  6. Step 6: Final answer
    x = 8,440.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.