Home / 4,807.80-6,646.32-4,763.52

Finding the Fourth Proportional to 4,807.80, 6,646.32 and 4,763.52

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Solution

The fourth proportional to 4,807.80, 6,646.32 and 4,763.52 is: 6,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.80 : 6,646.32 = 4,763.52 : x
  2. Step 2: Convert to fraction form
    4,807.80/6,646.32 = 4,763.52/x
  3. Step 3: Cross multiply
    4,807.80x = 6,646.32 × 4,763.52
  4. Step 4: Simplify right side
    4,807.80x = 31,659,878.25
  5. Step 5: Solve for x
    x = 31,659,878.25/4,807.80
  6. Step 6: Final answer
    x = 6,585.11

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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.