Home / 4,780.40-6,595.76-2,866.52

Finding the Fourth Proportional to 4,780.40, 6,595.76 and 2,866.52

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Solution

The fourth proportional to 4,780.40, 6,595.76 and 2,866.52 is: 3,955.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.40 : 6,595.76 = 2,866.52 : x
  2. Step 2: Convert to fraction form
    4,780.40/6,595.76 = 2,866.52/x
  3. Step 3: Cross multiply
    4,780.40x = 6,595.76 × 2,866.52
  4. Step 4: Simplify right side
    4,780.40x = 18,906,901.61
  5. Step 5: Solve for x
    x = 18,906,901.61/4,780.40
  6. Step 6: Final answer
    x = 3,955.09

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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.