Home / 7,533.09-10,397.72-4,698.78

Finding the Fourth Proportional to 7,533.09, 10,397.72 and 4,698.78

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Solution

The fourth proportional to 7,533.09, 10,397.72 and 4,698.78 is: 6,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533.09 : 10,397.72 = 4,698.78 : x
  2. Step 2: Convert to fraction form
    7,533.09/10,397.72 = 4,698.78/x
  3. Step 3: Cross multiply
    7,533.09x = 10,397.72 × 4,698.78
  4. Step 4: Simplify right side
    7,533.09x = 48,856,575.29
  5. Step 5: Solve for x
    x = 48,856,575.29/7,533.09
  6. Step 6: Final answer
    x = 6,485.60

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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.