Home / 3,582.48-5,373.72-1,117.20

Finding the Fourth Proportional to 3,582.48, 5,373.72 and 1,117.20

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Solution

The fourth proportional to 3,582.48, 5,373.72 and 1,117.20 is: 1,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.48 : 5,373.72 = 1,117.20 : x
  2. Step 2: Convert to fraction form
    3,582.48/5,373.72 = 1,117.20/x
  3. Step 3: Cross multiply
    3,582.48x = 5,373.72 × 1,117.20
  4. Step 4: Simplify right side
    3,582.48x = 6,003,519.98
  5. Step 5: Solve for x
    x = 6,003,519.98/3,582.48
  6. Step 6: Final answer
    x = 1,675.80

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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.