Home / 7,438.60-10,264.50-4,454.35

Finding the Fourth Proportional to 7,438.60, 10,264.50 and 4,454.35

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Solution

The fourth proportional to 7,438.60, 10,264.50 and 4,454.35 is: 6,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.60 : 10,264.50 = 4,454.35 : x
  2. Step 2: Convert to fraction form
    7,438.60/10,264.50 = 4,454.35/x
  3. Step 3: Cross multiply
    7,438.60x = 10,264.50 × 4,454.35
  4. Step 4: Simplify right side
    7,438.60x = 45,721,675.58
  5. Step 5: Solve for x
    x = 45,721,675.58/7,438.60
  6. Step 6: Final answer
    x = 6,146.54

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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.