Home / 1,706.32-2,353.35-1,146.61

Finding the Fourth Proportional to 1,706.32, 2,353.35 and 1,146.61

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Solution

The fourth proportional to 1,706.32, 2,353.35 and 1,146.61 is: 1,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706.32 : 2,353.35 = 1,146.61 : x
  2. Step 2: Convert to fraction form
    1,706.32/2,353.35 = 1,146.61/x
  3. Step 3: Cross multiply
    1,706.32x = 2,353.35 × 1,146.61
  4. Step 4: Simplify right side
    1,706.32x = 2,698,374.64
  5. Step 5: Solve for x
    x = 2,698,374.64/1,706.32
  6. Step 6: Final answer
    x = 1,581.40

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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.