Home / 7,043.04-10,564.53-1,778.07

Finding the Fourth Proportional to 7,043.04, 10,564.53 and 1,778.07

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Solution

The fourth proportional to 7,043.04, 10,564.53 and 1,778.07 is: 2,667.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043.04 : 10,564.53 = 1,778.07 : x
  2. Step 2: Convert to fraction form
    7,043.04/10,564.53 = 1,778.07/x
  3. Step 3: Cross multiply
    7,043.04x = 10,564.53 × 1,778.07
  4. Step 4: Simplify right side
    7,043.04x = 18,784,473.86
  5. Step 5: Solve for x
    x = 18,784,473.86/7,043.04
  6. Step 6: Final answer
    x = 2,667.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.