Home / 10,410.04-15,615.15-4,170.58

Finding the Fourth Proportional to 10,410.04, 15,615.15 and 4,170.58

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Solution

The fourth proportional to 10,410.04, 15,615.15 and 4,170.58 is: 6,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.04 : 15,615.15 = 4,170.58 : x
  2. Step 2: Convert to fraction form
    10,410.04/15,615.15 = 4,170.58/x
  3. Step 3: Cross multiply
    10,410.04x = 15,615.15 × 4,170.58
  4. Step 4: Simplify right side
    10,410.04x = 65,124,232.29
  5. Step 5: Solve for x
    x = 65,124,232.29/10,410.04
  6. Step 6: Final answer
    x = 6,255.91

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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.