Home / 1,823.90-2,516.10-1,575.14

Finding the Fourth Proportional to 1,823.90, 2,516.10 and 1,575.14

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Solution

The fourth proportional to 1,823.90, 2,516.10 and 1,575.14 is: 2,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.90 : 2,516.10 = 1,575.14 : x
  2. Step 2: Convert to fraction form
    1,823.90/2,516.10 = 1,575.14/x
  3. Step 3: Cross multiply
    1,823.90x = 2,516.10 × 1,575.14
  4. Step 4: Simplify right side
    1,823.90x = 3,963,209.75
  5. Step 5: Solve for x
    x = 3,963,209.75/1,823.90
  6. Step 6: Final answer
    x = 2,172.93

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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.