Home / 7,117.08-9,825.66-4,730.28

Finding the Fourth Proportional to 7,117.08, 9,825.66 and 4,730.28

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Solution

The fourth proportional to 7,117.08, 9,825.66 and 4,730.28 is: 6,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.08 : 9,825.66 = 4,730.28 : x
  2. Step 2: Convert to fraction form
    7,117.08/9,825.66 = 4,730.28/x
  3. Step 3: Cross multiply
    7,117.08x = 9,825.66 × 4,730.28
  4. Step 4: Simplify right side
    7,117.08x = 46,478,175.44
  5. Step 5: Solve for x
    x = 46,478,175.44/7,117.08
  6. Step 6: Final answer
    x = 6,530.52

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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.