Home / 9,312.57-13,968.54-4,047.58

Finding the Fourth Proportional to 9,312.57, 13,968.54 and 4,047.58

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Solution

The fourth proportional to 9,312.57, 13,968.54 and 4,047.58 is: 6,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.57 : 13,968.54 = 4,047.58 : x
  2. Step 2: Convert to fraction form
    9,312.57/13,968.54 = 4,047.58/x
  3. Step 3: Cross multiply
    9,312.57x = 13,968.54 × 4,047.58
  4. Step 4: Simplify right side
    9,312.57x = 56,538,783.13
  5. Step 5: Solve for x
    x = 56,538,783.13/9,312.57
  6. Step 6: Final answer
    x = 6,071.23

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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.