Home / 5,012.46-7,518.75-1,725.59

Finding the Fourth Proportional to 5,012.46, 7,518.75 and 1,725.59

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Solution

The fourth proportional to 5,012.46, 7,518.75 and 1,725.59 is: 2,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.46 : 7,518.75 = 1,725.59 : x
  2. Step 2: Convert to fraction form
    5,012.46/7,518.75 = 1,725.59/x
  3. Step 3: Cross multiply
    5,012.46x = 7,518.75 × 1,725.59
  4. Step 4: Simplify right side
    5,012.46x = 12,974,242.22
  5. Step 5: Solve for x
    x = 12,974,242.22/5,012.46
  6. Step 6: Final answer
    x = 2,588.40

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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.