Home / 9,030.90-12,436.64-7,444.41

Finding the Fourth Proportional to 9,030.90, 12,436.64 and 7,444.41

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Solution

The fourth proportional to 9,030.90, 12,436.64 and 7,444.41 is: 10,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.90 : 12,436.64 = 7,444.41 : x
  2. Step 2: Convert to fraction form
    9,030.90/12,436.64 = 7,444.41/x
  3. Step 3: Cross multiply
    9,030.90x = 12,436.64 × 7,444.41
  4. Step 4: Simplify right side
    9,030.90x = 92,583,447.18
  5. Step 5: Solve for x
    x = 92,583,447.18/9,030.90
  6. Step 6: Final answer
    x = 10,251.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.