Home / 10,325.23-15,488.87-3,303.48

Finding the Fourth Proportional to 10,325.23, 15,488.87 and 3,303.48

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Solution

The fourth proportional to 10,325.23, 15,488.87 and 3,303.48 is: 4,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.23 : 15,488.87 = 3,303.48 : x
  2. Step 2: Convert to fraction form
    10,325.23/15,488.87 = 3,303.48/x
  3. Step 3: Cross multiply
    10,325.23x = 15,488.87 × 3,303.48
  4. Step 4: Simplify right side
    10,325.23x = 51,167,155.75
  5. Step 5: Solve for x
    x = 51,167,155.75/10,325.23
  6. Step 6: Final answer
    x = 4,955.55

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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.