Home / 10,440.48-15,660.37-3,045.04

Finding the Fourth Proportional to 10,440.48, 15,660.37 and 3,045.04

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Solution

The fourth proportional to 10,440.48, 15,660.37 and 3,045.04 is: 4,567.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.48 : 15,660.37 = 3,045.04 : x
  2. Step 2: Convert to fraction form
    10,440.48/15,660.37 = 3,045.04/x
  3. Step 3: Cross multiply
    10,440.48x = 15,660.37 × 3,045.04
  4. Step 4: Simplify right side
    10,440.48x = 47,686,453.06
  5. Step 5: Solve for x
    x = 47,686,453.06/10,440.48
  6. Step 6: Final answer
    x = 4,567.46

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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.