Home / 5,303.36-7,955.40-2,705.60

Finding the Fourth Proportional to 5,303.36, 7,955.40 and 2,705.60

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Solution

The fourth proportional to 5,303.36, 7,955.40 and 2,705.60 is: 4,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.36 : 7,955.40 = 2,705.60 : x
  2. Step 2: Convert to fraction form
    5,303.36/7,955.40 = 2,705.60/x
  3. Step 3: Cross multiply
    5,303.36x = 7,955.40 × 2,705.60
  4. Step 4: Simplify right side
    5,303.36x = 21,524,130.24
  5. Step 5: Solve for x
    x = 21,524,130.24/5,303.36
  6. Step 6: Final answer
    x = 4,058.58

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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.