Home / 1,706.30-2,355.35-1,148.36

Finding the Fourth Proportional to 1,706.30, 2,355.35 and 1,148.36

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Solution

The fourth proportional to 1,706.30, 2,355.35 and 1,148.36 is: 1,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706.30 : 2,355.35 = 1,148.36 : x
  2. Step 2: Convert to fraction form
    1,706.30/2,355.35 = 1,148.36/x
  3. Step 3: Cross multiply
    1,706.30x = 2,355.35 × 1,148.36
  4. Step 4: Simplify right side
    1,706.30x = 2,704,792.60
  5. Step 5: Solve for x
    x = 2,704,792.60/1,706.30
  6. Step 6: Final answer
    x = 1,585.18

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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.