Home / 7,404.59-10,218.02-4,047.51

Finding the Fourth Proportional to 7,404.59, 10,218.02 and 4,047.51

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Solution

The fourth proportional to 7,404.59, 10,218.02 and 4,047.51 is: 5,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.59 : 10,218.02 = 4,047.51 : x
  2. Step 2: Convert to fraction form
    7,404.59/10,218.02 = 4,047.51/x
  3. Step 3: Cross multiply
    7,404.59x = 10,218.02 × 4,047.51
  4. Step 4: Simplify right side
    7,404.59x = 41,357,538.13
  5. Step 5: Solve for x
    x = 41,357,538.13/7,404.59
  6. Step 6: Final answer
    x = 5,585.39

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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.