Home / 7,113.90-10,668.54-2,368.79

Finding the Fourth Proportional to 7,113.90, 10,668.54 and 2,368.79

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Solution

The fourth proportional to 7,113.90, 10,668.54 and 2,368.79 is: 3,552.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.90 : 10,668.54 = 2,368.79 : x
  2. Step 2: Convert to fraction form
    7,113.90/10,668.54 = 2,368.79/x
  3. Step 3: Cross multiply
    7,113.90x = 10,668.54 × 2,368.79
  4. Step 4: Simplify right side
    7,113.90x = 25,271,492.35
  5. Step 5: Solve for x
    x = 25,271,492.35/7,113.90
  6. Step 6: Final answer
    x = 3,552.41

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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.