Home / 2,957.02-4,436.79-1,570.30

Finding the Fourth Proportional to 2,957.02, 4,436.79 and 1,570.30

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Solution

The fourth proportional to 2,957.02, 4,436.79 and 1,570.30 is: 2,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.02 : 4,436.79 = 1,570.30 : x
  2. Step 2: Convert to fraction form
    2,957.02/4,436.79 = 1,570.30/x
  3. Step 3: Cross multiply
    2,957.02x = 4,436.79 × 1,570.30
  4. Step 4: Simplify right side
    2,957.02x = 6,967,091.34
  5. Step 5: Solve for x
    x = 6,967,091.34/2,957.02
  6. Step 6: Final answer
    x = 2,356.12

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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.