Home / 1,875.93-2,585.94-1,245.35

Finding the Fourth Proportional to 1,875.93, 2,585.94 and 1,245.35

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Solution

The fourth proportional to 1,875.93, 2,585.94 and 1,245.35 is: 1,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.93 : 2,585.94 = 1,245.35 : x
  2. Step 2: Convert to fraction form
    1,875.93/2,585.94 = 1,245.35/x
  3. Step 3: Cross multiply
    1,875.93x = 2,585.94 × 1,245.35
  4. Step 4: Simplify right side
    1,875.93x = 3,220,397.03
  5. Step 5: Solve for x
    x = 3,220,397.03/1,875.93
  6. Step 6: Final answer
    x = 1,716.69

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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.