Home / 4,969.35-7,443.45-4,627.53

Finding the Fourth Proportional to 4,969.35, 7,443.45 and 4,627.53

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Solution

The fourth proportional to 4,969.35, 7,443.45 and 4,627.53 is: 6,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.35 : 7,443.45 = 4,627.53 : x
  2. Step 2: Convert to fraction form
    4,969.35/7,443.45 = 4,627.53/x
  3. Step 3: Cross multiply
    4,969.35x = 7,443.45 × 4,627.53
  4. Step 4: Simplify right side
    4,969.35x = 34,444,788.18
  5. Step 5: Solve for x
    x = 34,444,788.18/4,969.35
  6. Step 6: Final answer
    x = 6,931.45

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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.