Home / 1,534.23-2,117.25-835.62

Finding the Fourth Proportional to 1,534.23, 2,117.25 and 835.62

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Solution

The fourth proportional to 1,534.23, 2,117.25 and 835.62 is: 1,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.23 : 2,117.25 = 835.62 : x
  2. Step 2: Convert to fraction form
    1,534.23/2,117.25 = 835.62/x
  3. Step 3: Cross multiply
    1,534.23x = 2,117.25 × 835.62
  4. Step 4: Simplify right side
    1,534.23x = 1,769,216.45
  5. Step 5: Solve for x
    x = 1,769,216.45/1,534.23
  6. Step 6: Final answer
    x = 1,153.16

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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.