Home / 10,627.74-15,928.65-4,776.30

Finding the Fourth Proportional to 10,627.74, 15,928.65 and 4,776.30

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Solution

The fourth proportional to 10,627.74, 15,928.65 and 4,776.30 is: 7,158.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.74 : 15,928.65 = 4,776.30 : x
  2. Step 2: Convert to fraction form
    10,627.74/15,928.65 = 4,776.30/x
  3. Step 3: Cross multiply
    10,627.74x = 15,928.65 × 4,776.30
  4. Step 4: Simplify right side
    10,627.74x = 76,080,011.00
  5. Step 5: Solve for x
    x = 76,080,011.00/10,627.74
  6. Step 6: Final answer
    x = 7,158.63

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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.