Home / 9,242.76-13,866.80-4,315.32

Finding the Fourth Proportional to 9,242.76, 13,866.80 and 4,315.32

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Solution

The fourth proportional to 9,242.76, 13,866.80 and 4,315.32 is: 6,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242.76 : 13,866.80 = 4,315.32 : x
  2. Step 2: Convert to fraction form
    9,242.76/13,866.80 = 4,315.32/x
  3. Step 3: Cross multiply
    9,242.76x = 13,866.80 × 4,315.32
  4. Step 4: Simplify right side
    9,242.76x = 59,839,679.38
  5. Step 5: Solve for x
    x = 59,839,679.38/9,242.76
  6. Step 6: Final answer
    x = 6,474.22

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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.