Home / 7,448.37-11,176.65-4,528.72

Finding the Fourth Proportional to 7,448.37, 11,176.65 and 4,528.72

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Solution

The fourth proportional to 7,448.37, 11,176.65 and 4,528.72 is: 6,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,448.37 : 11,176.65 = 4,528.72 : x
  2. Step 2: Convert to fraction form
    7,448.37/11,176.65 = 4,528.72/x
  3. Step 3: Cross multiply
    7,448.37x = 11,176.65 × 4,528.72
  4. Step 4: Simplify right side
    7,448.37x = 50,615,957.63
  5. Step 5: Solve for x
    x = 50,615,957.63/7,448.37
  6. Step 6: Final answer
    x = 6,795.58

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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.