Home / 5,421.48-7,483.08-3,537.84

Finding the Fourth Proportional to 5,421.48, 7,483.08 and 3,537.84

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Solution

The fourth proportional to 5,421.48, 7,483.08 and 3,537.84 is: 4,883.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421.48 : 7,483.08 = 3,537.84 : x
  2. Step 2: Convert to fraction form
    5,421.48/7,483.08 = 3,537.84/x
  3. Step 3: Cross multiply
    5,421.48x = 7,483.08 × 3,537.84
  4. Step 4: Simplify right side
    5,421.48x = 26,473,939.75
  5. Step 5: Solve for x
    x = 26,473,939.75/5,421.48
  6. Step 6: Final answer
    x = 4,883.16

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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.