Home / 1,695.52-2,334.90-1,657.36

Finding the Fourth Proportional to 1,695.52, 2,334.90 and 1,657.36

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Solution

The fourth proportional to 1,695.52, 2,334.90 and 1,657.36 is: 2,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.52 : 2,334.90 = 1,657.36 : x
  2. Step 2: Convert to fraction form
    1,695.52/2,334.90 = 1,657.36/x
  3. Step 3: Cross multiply
    1,695.52x = 2,334.90 × 1,657.36
  4. Step 4: Simplify right side
    1,695.52x = 3,869,769.86
  5. Step 5: Solve for x
    x = 3,869,769.86/1,695.52
  6. Step 6: Final answer
    x = 2,282.35

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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.