Home / 3,124.02-4,685.00-1,043.40

Finding the Fourth Proportional to 3,124.02, 4,685.00 and 1,043.40

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Solution

The fourth proportional to 3,124.02, 4,685.00 and 1,043.40 is: 1,564.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.02 : 4,685.00 = 1,043.40 : x
  2. Step 2: Convert to fraction form
    3,124.02/4,685.00 = 1,043.40/x
  3. Step 3: Cross multiply
    3,124.02x = 4,685.00 × 1,043.40
  4. Step 4: Simplify right side
    3,124.02x = 4,888,341.35
  5. Step 5: Solve for x
    x = 4,888,341.35/3,124.02
  6. Step 6: Final answer
    x = 1,564.76

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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.