Home / 1,417.68-2,124.58-832.96

Finding the Fourth Proportional to 1,417.68, 2,124.58 and 832.96

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Solution

The fourth proportional to 1,417.68, 2,124.58 and 832.96 is: 1,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417.68 : 2,124.58 = 832.96 : x
  2. Step 2: Convert to fraction form
    1,417.68/2,124.58 = 832.96/x
  3. Step 3: Cross multiply
    1,417.68x = 2,124.58 × 832.96
  4. Step 4: Simplify right side
    1,417.68x = 1,769,686.32
  5. Step 5: Solve for x
    x = 1,769,686.32/1,417.68
  6. Step 6: Final answer
    x = 1,248.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.