Home / 2,985.48-4,470.88-2,058.44

Finding the Fourth Proportional to 2,985.48, 4,470.88 and 2,058.44

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Solution

The fourth proportional to 2,985.48, 4,470.88 and 2,058.44 is: 3,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.48 : 4,470.88 = 2,058.44 : x
  2. Step 2: Convert to fraction form
    2,985.48/4,470.88 = 2,058.44/x
  3. Step 3: Cross multiply
    2,985.48x = 4,470.88 × 2,058.44
  4. Step 4: Simplify right side
    2,985.48x = 9,203,038.23
  5. Step 5: Solve for x
    x = 9,203,038.23/2,985.48
  6. Step 6: Final answer
    x = 3,082.60

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1.5x scale

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.