Home / 12,962.56-17,887.40-7,297.01

Finding the Fourth Proportional to 12,962.56, 17,887.40 and 7,297.01

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Solution

The fourth proportional to 12,962.56, 17,887.40 and 7,297.01 is: 10,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962.56 : 17,887.40 = 7,297.01 : x
  2. Step 2: Convert to fraction form
    12,962.56/17,887.40 = 7,297.01/x
  3. Step 3: Cross multiply
    12,962.56x = 17,887.40 × 7,297.01
  4. Step 4: Simplify right side
    12,962.56x = 130,524,500.19
  5. Step 5: Solve for x
    x = 130,524,500.19/12,962.56
  6. Step 6: Final answer
    x = 10,069.35

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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.