Home / 3,013.76-4,521.36-1,066.16

Finding the Fourth Proportional to 3,013.76, 4,521.36 and 1,066.16

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Solution

The fourth proportional to 3,013.76, 4,521.36 and 1,066.16 is: 1,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.76 : 4,521.36 = 1,066.16 : x
  2. Step 2: Convert to fraction form
    3,013.76/4,521.36 = 1,066.16/x
  3. Step 3: Cross multiply
    3,013.76x = 4,521.36 × 1,066.16
  4. Step 4: Simplify right side
    3,013.76x = 4,820,493.18
  5. Step 5: Solve for x
    x = 4,820,493.18/3,013.76
  6. Step 6: Final answer
    x = 1,599.49

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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.