Home / 2,465.04-3,400.74-1,470.09

Finding the Fourth Proportional to 2,465.04, 3,400.74 and 1,470.09

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Solution

The fourth proportional to 2,465.04, 3,400.74 and 1,470.09 is: 2,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465.04 : 3,400.74 = 1,470.09 : x
  2. Step 2: Convert to fraction form
    2,465.04/3,400.74 = 1,470.09/x
  3. Step 3: Cross multiply
    2,465.04x = 3,400.74 × 1,470.09
  4. Step 4: Simplify right side
    2,465.04x = 4,999,393.87
  5. Step 5: Solve for x
    x = 4,999,393.87/2,465.04
  6. Step 6: Final answer
    x = 2,028.12

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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.