Home / 3,556.79-4,910.02-2,535.40

Finding the Fourth Proportional to 3,556.79, 4,910.02 and 2,535.40

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Solution

The fourth proportional to 3,556.79, 4,910.02 and 2,535.40 is: 3,500.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.79 : 4,910.02 = 2,535.40 : x
  2. Step 2: Convert to fraction form
    3,556.79/4,910.02 = 2,535.40/x
  3. Step 3: Cross multiply
    3,556.79x = 4,910.02 × 2,535.40
  4. Step 4: Simplify right side
    3,556.79x = 12,448,864.51
  5. Step 5: Solve for x
    x = 12,448,864.51/3,556.79
  6. Step 6: Final answer
    x = 3,500.03

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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.