Home / 5,948.47-8,209.91-3,430.13

Finding the Fourth Proportional to 5,948.47, 8,209.91 and 3,430.13

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Solution

The fourth proportional to 5,948.47, 8,209.91 and 3,430.13 is: 4,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,948.47 : 8,209.91 = 3,430.13 : x
  2. Step 2: Convert to fraction form
    5,948.47/8,209.91 = 3,430.13/x
  3. Step 3: Cross multiply
    5,948.47x = 8,209.91 × 3,430.13
  4. Step 4: Simplify right side
    5,948.47x = 28,161,053.00
  5. Step 5: Solve for x
    x = 28,161,053.00/5,948.47
  6. Step 6: Final answer
    x = 4,734.17

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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.