Home / 7,599.89-11,391.31-4,972.45

Finding the Fourth Proportional to 7,599.89, 11,391.31 and 4,972.45

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Solution

The fourth proportional to 7,599.89, 11,391.31 and 4,972.45 is: 7,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.89 : 11,391.31 = 4,972.45 : x
  2. Step 2: Convert to fraction form
    7,599.89/11,391.31 = 4,972.45/x
  3. Step 3: Cross multiply
    7,599.89x = 11,391.31 × 4,972.45
  4. Step 4: Simplify right side
    7,599.89x = 56,642,719.41
  5. Step 5: Solve for x
    x = 56,642,719.41/7,599.89
  6. Step 6: Final answer
    x = 7,453.10

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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.