Home / 8,423.52-11,624.76-4,888.68

Finding the Fourth Proportional to 8,423.52, 11,624.76 and 4,888.68

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Solution

The fourth proportional to 8,423.52, 11,624.76 and 4,888.68 is: 6,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423.52 : 11,624.76 = 4,888.68 : x
  2. Step 2: Convert to fraction form
    8,423.52/11,624.76 = 4,888.68/x
  3. Step 3: Cross multiply
    8,423.52x = 11,624.76 × 4,888.68
  4. Step 4: Simplify right side
    8,423.52x = 56,829,731.72
  5. Step 5: Solve for x
    x = 56,829,731.72/8,423.52
  6. Step 6: Final answer
    x = 6,746.55

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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.