Home / 2,303.65-3,455.52-1,210.15

Finding the Fourth Proportional to 2,303.65, 3,455.52 and 1,210.15

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Solution

The fourth proportional to 2,303.65, 3,455.52 and 1,210.15 is: 1,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,303.65 : 3,455.52 = 1,210.15 : x
  2. Step 2: Convert to fraction form
    2,303.65/3,455.52 = 1,210.15/x
  3. Step 3: Cross multiply
    2,303.65x = 3,455.52 × 1,210.15
  4. Step 4: Simplify right side
    2,303.65x = 4,181,697.53
  5. Step 5: Solve for x
    x = 4,181,697.53/2,303.65
  6. Step 6: Final answer
    x = 1,815.25

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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.