Home / 2,426.99-3,349.62-1,543.07

Finding the Fourth Proportional to 2,426.99, 3,349.62 and 1,543.07

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Solution

The fourth proportional to 2,426.99, 3,349.62 and 1,543.07 is: 2,129.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.99 : 3,349.62 = 1,543.07 : x
  2. Step 2: Convert to fraction form
    2,426.99/3,349.62 = 1,543.07/x
  3. Step 3: Cross multiply
    2,426.99x = 3,349.62 × 1,543.07
  4. Step 4: Simplify right side
    2,426.99x = 5,168,706.51
  5. Step 5: Solve for x
    x = 5,168,706.51/2,426.99
  6. Step 6: Final answer
    x = 2,129.68

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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.