Home / 2,543.79-3,510.48-1,799.08

Finding the Fourth Proportional to 2,543.79, 3,510.48 and 1,799.08

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Solution

The fourth proportional to 2,543.79, 3,510.48 and 1,799.08 is: 2,482.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.79 : 3,510.48 = 1,799.08 : x
  2. Step 2: Convert to fraction form
    2,543.79/3,510.48 = 1,799.08/x
  3. Step 3: Cross multiply
    2,543.79x = 3,510.48 × 1,799.08
  4. Step 4: Simplify right side
    2,543.79x = 6,315,634.36
  5. Step 5: Solve for x
    x = 6,315,634.36/2,543.79
  6. Step 6: Final answer
    x = 2,482.77

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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.