Home / 2,925.47-4,384.99-1,170.05

Finding the Fourth Proportional to 2,925.47, 4,384.99 and 1,170.05

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Solution

The fourth proportional to 2,925.47, 4,384.99 and 1,170.05 is: 1,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.47 : 4,384.99 = 1,170.05 : x
  2. Step 2: Convert to fraction form
    2,925.47/4,384.99 = 1,170.05/x
  3. Step 3: Cross multiply
    2,925.47x = 4,384.99 × 1,170.05
  4. Step 4: Simplify right side
    2,925.47x = 5,130,630.51
  5. Step 5: Solve for x
    x = 5,130,630.51/2,925.47
  6. Step 6: Final answer
    x = 1,753.78

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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.