Home / 12,560.90-17,335.84-7,525.33

Finding the Fourth Proportional to 12,560.90, 17,335.84 and 7,525.33

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Solution

The fourth proportional to 12,560.90, 17,335.84 and 7,525.33 is: 10,386.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.90 : 17,335.84 = 7,525.33 : x
  2. Step 2: Convert to fraction form
    12,560.90/17,335.84 = 7,525.33/x
  3. Step 3: Cross multiply
    12,560.90x = 17,335.84 × 7,525.33
  4. Step 4: Simplify right side
    12,560.90x = 130,457,854.67
  5. Step 5: Solve for x
    x = 130,457,854.67/12,560.90
  6. Step 6: Final answer
    x = 10,386.03

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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.