Home / 2,430.46-3,357.05-1,877.64

Finding the Fourth Proportional to 2,430.46, 3,357.05 and 1,877.64

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Solution

The fourth proportional to 2,430.46, 3,357.05 and 1,877.64 is: 2,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.46 : 3,357.05 = 1,877.64 : x
  2. Step 2: Convert to fraction form
    2,430.46/3,357.05 = 1,877.64/x
  3. Step 3: Cross multiply
    2,430.46x = 3,357.05 × 1,877.64
  4. Step 4: Simplify right side
    2,430.46x = 6,303,331.36
  5. Step 5: Solve for x
    x = 6,303,331.36/2,430.46
  6. Step 6: Final answer
    x = 2,593.47

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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.