Home / 4,703.16-6,491.52-2,790.60

Finding the Fourth Proportional to 4,703.16, 6,491.52 and 2,790.60

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Solution

The fourth proportional to 4,703.16, 6,491.52 and 2,790.60 is: 3,851.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.16 : 6,491.52 = 2,790.60 : x
  2. Step 2: Convert to fraction form
    4,703.16/6,491.52 = 2,790.60/x
  3. Step 3: Cross multiply
    4,703.16x = 6,491.52 × 2,790.60
  4. Step 4: Simplify right side
    4,703.16x = 18,115,235.71
  5. Step 5: Solve for x
    x = 18,115,235.71/4,703.16
  6. Step 6: Final answer
    x = 3,851.72

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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.