Home / 5,710.59-8,564.40-2,421.99

Finding the Fourth Proportional to 5,710.59, 8,564.40 and 2,421.99

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Solution

The fourth proportional to 5,710.59, 8,564.40 and 2,421.99 is: 3,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710.59 : 8,564.40 = 2,421.99 : x
  2. Step 2: Convert to fraction form
    5,710.59/8,564.40 = 2,421.99/x
  3. Step 3: Cross multiply
    5,710.59x = 8,564.40 × 2,421.99
  4. Step 4: Simplify right side
    5,710.59x = 20,742,891.16
  5. Step 5: Solve for x
    x = 20,742,891.16/5,710.59
  6. Step 6: Final answer
    x = 3,632.36

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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.