Home / 4,780.29-6,595.65-3,894.69

Finding the Fourth Proportional to 4,780.29, 6,595.65 and 3,894.69

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Solution

The fourth proportional to 4,780.29, 6,595.65 and 3,894.69 is: 5,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.29 : 6,595.65 = 3,894.69 : x
  2. Step 2: Convert to fraction form
    4,780.29/6,595.65 = 3,894.69/x
  3. Step 3: Cross multiply
    4,780.29x = 6,595.65 × 3,894.69
  4. Step 4: Simplify right side
    4,780.29x = 25,688,012.10
  5. Step 5: Solve for x
    x = 25,688,012.10/4,780.29
  6. Step 6: Final answer
    x = 5,373.74

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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.