Home / 7,288.64-10,059.74-4,739.55

Finding the Fourth Proportional to 7,288.64, 10,059.74 and 4,739.55

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Solution

The fourth proportional to 7,288.64, 10,059.74 and 4,739.55 is: 6,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.64 : 10,059.74 = 4,739.55 : x
  2. Step 2: Convert to fraction form
    7,288.64/10,059.74 = 4,739.55/x
  3. Step 3: Cross multiply
    7,288.64x = 10,059.74 × 4,739.55
  4. Step 4: Simplify right side
    7,288.64x = 47,678,653.65
  5. Step 5: Solve for x
    x = 47,678,653.65/7,288.64
  6. Step 6: Final answer
    x = 6,541.50

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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.