Home / 10,346.63-14,278.35-5,630.94

Finding the Fourth Proportional to 10,346.63, 14,278.35 and 5,630.94

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Solution

The fourth proportional to 10,346.63, 14,278.35 and 5,630.94 is: 7,770.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.63 : 14,278.35 = 5,630.94 : x
  2. Step 2: Convert to fraction form
    10,346.63/14,278.35 = 5,630.94/x
  3. Step 3: Cross multiply
    10,346.63x = 14,278.35 × 5,630.94
  4. Step 4: Simplify right side
    10,346.63x = 80,400,532.15
  5. Step 5: Solve for x
    x = 80,400,532.15/10,346.63
  6. Step 6: Final answer
    x = 7,770.70

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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.