Home / 6,663.47-9,189.65-4,303.13

Finding the Fourth Proportional to 6,663.47, 9,189.65 and 4,303.13

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Solution

The fourth proportional to 6,663.47, 9,189.65 and 4,303.13 is: 5,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.47 : 9,189.65 = 4,303.13 : x
  2. Step 2: Convert to fraction form
    6,663.47/9,189.65 = 4,303.13/x
  3. Step 3: Cross multiply
    6,663.47x = 9,189.65 × 4,303.13
  4. Step 4: Simplify right side
    6,663.47x = 39,544,191.14
  5. Step 5: Solve for x
    x = 39,544,191.14/6,663.47
  6. Step 6: Final answer
    x = 5,934.48

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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.