Home / 4,680.23-7,019.13-1,392.53

Finding the Fourth Proportional to 4,680.23, 7,019.13 and 1,392.53

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Solution

The fourth proportional to 4,680.23, 7,019.13 and 1,392.53 is: 2,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.23 : 7,019.13 = 1,392.53 : x
  2. Step 2: Convert to fraction form
    4,680.23/7,019.13 = 1,392.53/x
  3. Step 3: Cross multiply
    4,680.23x = 7,019.13 × 1,392.53
  4. Step 4: Simplify right side
    4,680.23x = 9,774,349.10
  5. Step 5: Solve for x
    x = 9,774,349.10/4,680.23
  6. Step 6: Final answer
    x = 2,088.43

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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.