Home / 5,365.20-8,047.26-1,470.18

Finding the Fourth Proportional to 5,365.20, 8,047.26 and 1,470.18

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Solution

The fourth proportional to 5,365.20, 8,047.26 and 1,470.18 is: 2,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.20 : 8,047.26 = 1,470.18 : x
  2. Step 2: Convert to fraction form
    5,365.20/8,047.26 = 1,470.18/x
  3. Step 3: Cross multiply
    5,365.20x = 8,047.26 × 1,470.18
  4. Step 4: Simplify right side
    5,365.20x = 11,830,920.71
  5. Step 5: Solve for x
    x = 11,830,920.71/5,365.20
  6. Step 6: Final answer
    x = 2,205.12

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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.