Home / 1,824.68-2,518.35-1,038.98

Finding the Fourth Proportional to 1,824.68, 2,518.35 and 1,038.98

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Solution

The fourth proportional to 1,824.68, 2,518.35 and 1,038.98 is: 1,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.68 : 2,518.35 = 1,038.98 : x
  2. Step 2: Convert to fraction form
    1,824.68/2,518.35 = 1,038.98/x
  3. Step 3: Cross multiply
    1,824.68x = 2,518.35 × 1,038.98
  4. Step 4: Simplify right side
    1,824.68x = 2,616,515.28
  5. Step 5: Solve for x
    x = 2,616,515.28/1,824.68
  6. Step 6: Final answer
    x = 1,433.96

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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.