Home / 10,925.14-15,076.21-6,145.48

Finding the Fourth Proportional to 10,925.14, 15,076.21 and 6,145.48

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Solution

The fourth proportional to 10,925.14, 15,076.21 and 6,145.48 is: 8,480.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.14 : 15,076.21 = 6,145.48 : x
  2. Step 2: Convert to fraction form
    10,925.14/15,076.21 = 6,145.48/x
  3. Step 3: Cross multiply
    10,925.14x = 15,076.21 × 6,145.48
  4. Step 4: Simplify right side
    10,925.14x = 92,650,547.03
  5. Step 5: Solve for x
    x = 92,650,547.03/10,925.14
  6. Step 6: Final answer
    x = 8,480.49

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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.