Home / 4,959.90-7,427.70-2,359.80

Finding the Fourth Proportional to 4,959.90, 7,427.70 and 2,359.80

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Solution

The fourth proportional to 4,959.90, 7,427.70 and 2,359.80 is: 3,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.90 : 7,427.70 = 2,359.80 : x
  2. Step 2: Convert to fraction form
    4,959.90/7,427.70 = 2,359.80/x
  3. Step 3: Cross multiply
    4,959.90x = 7,427.70 × 2,359.80
  4. Step 4: Simplify right side
    4,959.90x = 17,527,886.46
  5. Step 5: Solve for x
    x = 17,527,886.46/4,959.90
  6. Step 6: Final answer
    x = 3,533.92

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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.