Home / 9,421.52-14,130.84-5,675.36

Finding the Fourth Proportional to 9,421.52, 14,130.84 and 5,675.36

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Solution

The fourth proportional to 9,421.52, 14,130.84 and 5,675.36 is: 8,512.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.52 : 14,130.84 = 5,675.36 : x
  2. Step 2: Convert to fraction form
    9,421.52/14,130.84 = 5,675.36/x
  3. Step 3: Cross multiply
    9,421.52x = 14,130.84 × 5,675.36
  4. Step 4: Simplify right side
    9,421.52x = 80,197,604.10
  5. Step 5: Solve for x
    x = 80,197,604.10/9,421.52
  6. Step 6: Final answer
    x = 8,512.17

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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.