Home / 4,225.31-6,338.81-1,303.50

Finding the Fourth Proportional to 4,225.31, 6,338.81 and 1,303.50

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Solution

The fourth proportional to 4,225.31, 6,338.81 and 1,303.50 is: 1,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.31 : 6,338.81 = 1,303.50 : x
  2. Step 2: Convert to fraction form
    4,225.31/6,338.81 = 1,303.50/x
  3. Step 3: Cross multiply
    4,225.31x = 6,338.81 × 1,303.50
  4. Step 4: Simplify right side
    4,225.31x = 8,262,632.32
  5. Step 5: Solve for x
    x = 8,262,632.32/4,225.31
  6. Step 6: Final answer
    x = 1,955.51

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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.