Home / 9,829.04-13,564.40-5,352.57

Finding the Fourth Proportional to 9,829.04, 13,564.40 and 5,352.57

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Solution

The fourth proportional to 9,829.04, 13,564.40 and 5,352.57 is: 7,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829.04 : 13,564.40 = 5,352.57 : x
  2. Step 2: Convert to fraction form
    9,829.04/13,564.40 = 5,352.57/x
  3. Step 3: Cross multiply
    9,829.04x = 13,564.40 × 5,352.57
  4. Step 4: Simplify right side
    9,829.04x = 72,604,373.75
  5. Step 5: Solve for x
    x = 72,604,373.75/9,829.04
  6. Step 6: Final answer
    x = 7,386.72

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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.