Home / 2,393.40-3,303.55-1,554.06

Finding the Fourth Proportional to 2,393.40, 3,303.55 and 1,554.06

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Solution

The fourth proportional to 2,393.40, 3,303.55 and 1,554.06 is: 2,145.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.40 : 3,303.55 = 1,554.06 : x
  2. Step 2: Convert to fraction form
    2,393.40/3,303.55 = 1,554.06/x
  3. Step 3: Cross multiply
    2,393.40x = 3,303.55 × 1,554.06
  4. Step 4: Simplify right side
    2,393.40x = 5,133,901.92
  5. Step 5: Solve for x
    x = 5,133,901.92/2,393.40
  6. Step 6: Final answer
    x = 2,145.02

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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.