Home / 11,483.28-15,826.04-8,964.08

Finding the Fourth Proportional to 11,483.28, 15,826.04 and 8,964.08

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Solution

The fourth proportional to 11,483.28, 15,826.04 and 8,964.08 is: 12,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.28 : 15,826.04 = 8,964.08 : x
  2. Step 2: Convert to fraction form
    11,483.28/15,826.04 = 8,964.08/x
  3. Step 3: Cross multiply
    11,483.28x = 15,826.04 × 8,964.08
  4. Step 4: Simplify right side
    11,483.28x = 141,865,888.64
  5. Step 5: Solve for x
    x = 141,865,888.64/11,483.28
  6. Step 6: Final answer
    x = 12,354.13

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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.