Home / 7,730.12-10,668.15-4,373.28

Finding the Fourth Proportional to 7,730.12, 10,668.15 and 4,373.28

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Solution

The fourth proportional to 7,730.12, 10,668.15 and 4,373.28 is: 6,035.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.12 : 10,668.15 = 4,373.28 : x
  2. Step 2: Convert to fraction form
    7,730.12/10,668.15 = 4,373.28/x
  3. Step 3: Cross multiply
    7,730.12x = 10,668.15 × 4,373.28
  4. Step 4: Simplify right side
    7,730.12x = 46,654,807.03
  5. Step 5: Solve for x
    x = 46,654,807.03/7,730.12
  6. Step 6: Final answer
    x = 6,035.46

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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.