Home / 1,875.10-2,815.62-1,465.24

Finding the Fourth Proportional to 1,875.10, 2,815.62 and 1,465.24

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Solution

The fourth proportional to 1,875.10, 2,815.62 and 1,465.24 is: 2,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.10 : 2,815.62 = 1,465.24 : x
  2. Step 2: Convert to fraction form
    1,875.10/2,815.62 = 1,465.24/x
  3. Step 3: Cross multiply
    1,875.10x = 2,815.62 × 1,465.24
  4. Step 4: Simplify right side
    1,875.10x = 4,125,559.05
  5. Step 5: Solve for x
    x = 4,125,559.05/1,875.10
  6. Step 6: Final answer
    x = 2,200.18

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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.