Home / 9,365.34-12,924-5,173.50

Finding the Fourth Proportional to 9,365.34, 12,924 and 5,173.50

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Solution

The fourth proportional to 9,365.34, 12,924 and 5,173.50 is: 7,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.34 : 12,924 = 5,173.50 : x
  2. Step 2: Convert to fraction form
    9,365.34/12,924 = 5,173.50/x
  3. Step 3: Cross multiply
    9,365.34x = 12,924 × 5,173.50
  4. Step 4: Simplify right side
    9,365.34x = 66,862,314
  5. Step 5: Solve for x
    x = 66,862,314/9,365.34
  6. Step 6: Final answer
    x = 7,139.34

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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.