Home / 3,312.47-4,970.64-1,233.92

Finding the Fourth Proportional to 3,312.47, 4,970.64 and 1,233.92

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Solution

The fourth proportional to 3,312.47, 4,970.64 and 1,233.92 is: 1,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.47 : 4,970.64 = 1,233.92 : x
  2. Step 2: Convert to fraction form
    3,312.47/4,970.64 = 1,233.92/x
  3. Step 3: Cross multiply
    3,312.47x = 4,970.64 × 1,233.92
  4. Step 4: Simplify right side
    3,312.47x = 6,133,389.16
  5. Step 5: Solve for x
    x = 6,133,389.16/3,312.47
  6. Step 6: Final answer
    x = 1,851.60

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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.