Home / 7,485.03-10,336.32-4,695.39

Finding the Fourth Proportional to 7,485.03, 10,336.32 and 4,695.39

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Solution

The fourth proportional to 7,485.03, 10,336.32 and 4,695.39 is: 6,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.03 : 10,336.32 = 4,695.39 : x
  2. Step 2: Convert to fraction form
    7,485.03/10,336.32 = 4,695.39/x
  3. Step 3: Cross multiply
    7,485.03x = 10,336.32 × 4,695.39
  4. Step 4: Simplify right side
    7,485.03x = 48,533,053.56
  5. Step 5: Solve for x
    x = 48,533,053.56/7,485.03
  6. Step 6: Final answer
    x = 6,484.02

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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.