Home / 7,647.37-10,559.35-4,959.87

Finding the Fourth Proportional to 7,647.37, 10,559.35 and 4,959.87

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Solution

The fourth proportional to 7,647.37, 10,559.35 and 4,959.87 is: 6,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.37 : 10,559.35 = 4,959.87 : x
  2. Step 2: Convert to fraction form
    7,647.37/10,559.35 = 4,959.87/x
  3. Step 3: Cross multiply
    7,647.37x = 10,559.35 × 4,959.87
  4. Step 4: Simplify right side
    7,647.37x = 52,373,003.28
  5. Step 5: Solve for x
    x = 52,373,003.28/7,647.37
  6. Step 6: Final answer
    x = 6,848.50

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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.