Home / 4,760.83-7,140.46-1,298.35

Finding the Fourth Proportional to 4,760.83, 7,140.46 and 1,298.35

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Solution

The fourth proportional to 4,760.83, 7,140.46 and 1,298.35 is: 1,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.83 : 7,140.46 = 1,298.35 : x
  2. Step 2: Convert to fraction form
    4,760.83/7,140.46 = 1,298.35/x
  3. Step 3: Cross multiply
    4,760.83x = 7,140.46 × 1,298.35
  4. Step 4: Simplify right side
    4,760.83x = 9,270,816.24
  5. Step 5: Solve for x
    x = 9,270,816.24/4,760.83
  6. Step 6: Final answer
    x = 1,947.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.