Home / 10,417.07-15,625.69-2,625.89

Finding the Fourth Proportional to 10,417.07, 15,625.69 and 2,625.89

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Solution

The fourth proportional to 10,417.07, 15,625.69 and 2,625.89 is: 3,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.07 : 15,625.69 = 2,625.89 : x
  2. Step 2: Convert to fraction form
    10,417.07/15,625.69 = 2,625.89/x
  3. Step 3: Cross multiply
    10,417.07x = 15,625.69 × 2,625.89
  4. Step 4: Simplify right side
    10,417.07x = 41,031,258.42
  5. Step 5: Solve for x
    x = 41,031,258.42/10,417.07
  6. Step 6: Final answer
    x = 3,938.85

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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.