Home / 4,774.16-7,158.34-2,141.17

Finding the Fourth Proportional to 4,774.16, 7,158.34 and 2,141.17

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Solution

The fourth proportional to 4,774.16, 7,158.34 and 2,141.17 is: 3,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.16 : 7,158.34 = 2,141.17 : x
  2. Step 2: Convert to fraction form
    4,774.16/7,158.34 = 2,141.17/x
  3. Step 3: Cross multiply
    4,774.16x = 7,158.34 × 2,141.17
  4. Step 4: Simplify right side
    4,774.16x = 15,327,176.36
  5. Step 5: Solve for x
    x = 15,327,176.36/4,774.16
  6. Step 6: Final answer
    x = 3,210.45

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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.