Home / 7,527.51-11,302.20-5,559.21

Finding the Fourth Proportional to 7,527.51, 11,302.20 and 5,559.21

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Solution

The fourth proportional to 7,527.51, 11,302.20 and 5,559.21 is: 8,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.51 : 11,302.20 = 5,559.21 : x
  2. Step 2: Convert to fraction form
    7,527.51/11,302.20 = 5,559.21/x
  3. Step 3: Cross multiply
    7,527.51x = 11,302.20 × 5,559.21
  4. Step 4: Simplify right side
    7,527.51x = 62,831,303.26
  5. Step 5: Solve for x
    x = 62,831,303.26/7,527.51
  6. Step 6: Final answer
    x = 8,346.89

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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.