Home / 9,157.28-12,637.08-4,965.52

Finding the Fourth Proportional to 9,157.28, 12,637.08 and 4,965.52

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Solution

The fourth proportional to 9,157.28, 12,637.08 and 4,965.52 is: 6,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,157.28 : 12,637.08 = 4,965.52 : x
  2. Step 2: Convert to fraction form
    9,157.28/12,637.08 = 4,965.52/x
  3. Step 3: Cross multiply
    9,157.28x = 12,637.08 × 4,965.52
  4. Step 4: Simplify right side
    9,157.28x = 62,749,673.48
  5. Step 5: Solve for x
    x = 62,749,673.48/9,157.28
  6. Step 6: Final answer
    x = 6,852.44

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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.