Home / 7,646.34-10,556.55-4,998.18

Finding the Fourth Proportional to 7,646.34, 10,556.55 and 4,998.18

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Solution

The fourth proportional to 7,646.34, 10,556.55 and 4,998.18 is: 6,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.34 : 10,556.55 = 4,998.18 : x
  2. Step 2: Convert to fraction form
    7,646.34/10,556.55 = 4,998.18/x
  3. Step 3: Cross multiply
    7,646.34x = 10,556.55 × 4,998.18
  4. Step 4: Simplify right side
    7,646.34x = 52,763,537.08
  5. Step 5: Solve for x
    x = 52,763,537.08/7,646.34
  6. Step 6: Final answer
    x = 6,900.50

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Half scale
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Double scale
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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.