Home / 10,417.04-15,625.36-3,021.20

Finding the Fourth Proportional to 10,417.04, 15,625.36 and 3,021.20

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Solution

The fourth proportional to 10,417.04, 15,625.36 and 3,021.20 is: 4,531.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.04 : 15,625.36 = 3,021.20 : x
  2. Step 2: Convert to fraction form
    10,417.04/15,625.36 = 3,021.20/x
  3. Step 3: Cross multiply
    10,417.04x = 15,625.36 × 3,021.20
  4. Step 4: Simplify right side
    10,417.04x = 47,207,337.63
  5. Step 5: Solve for x
    x = 47,207,337.63/10,417.04
  6. Step 6: Final answer
    x = 4,531.74

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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.