Home / 1,854.32-2,558.99-1,015.04

Finding the Fourth Proportional to 1,854.32, 2,558.99 and 1,015.04

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Solution

The fourth proportional to 1,854.32, 2,558.99 and 1,015.04 is: 1,400.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.32 : 2,558.99 = 1,015.04 : x
  2. Step 2: Convert to fraction form
    1,854.32/2,558.99 = 1,015.04/x
  3. Step 3: Cross multiply
    1,854.32x = 2,558.99 × 1,015.04
  4. Step 4: Simplify right side
    1,854.32x = 2,597,478.53
  5. Step 5: Solve for x
    x = 2,597,478.53/1,854.32
  6. Step 6: Final answer
    x = 1,400.77

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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.