Home / 2,909.48-4,014.18-1,667.24

Finding the Fourth Proportional to 2,909.48, 4,014.18 and 1,667.24

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Solution

The fourth proportional to 2,909.48, 4,014.18 and 1,667.24 is: 2,300.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.48 : 4,014.18 = 1,667.24 : x
  2. Step 2: Convert to fraction form
    2,909.48/4,014.18 = 1,667.24/x
  3. Step 3: Cross multiply
    2,909.48x = 4,014.18 × 1,667.24
  4. Step 4: Simplify right side
    2,909.48x = 6,692,601.46
  5. Step 5: Solve for x
    x = 6,692,601.46/2,909.48
  6. Step 6: Final answer
    x = 2,300.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.