Home / 7,059-9,739.20-4,701.52

Finding the Fourth Proportional to 7,059, 9,739.20 and 4,701.52

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Solution

The fourth proportional to 7,059, 9,739.20 and 4,701.52 is: 6,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059 : 9,739.20 = 4,701.52 : x
  2. Step 2: Convert to fraction form
    7,059/9,739.20 = 4,701.52/x
  3. Step 3: Cross multiply
    7,059x = 9,739.20 × 4,701.52
  4. Step 4: Simplify right side
    7,059x = 45,789,043.58
  5. Step 5: Solve for x
    x = 45,789,043.58/7,059
  6. Step 6: Final answer
    x = 6,486.62

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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.