Home / 5,430.94-7,492.98-3,192.10

Finding the Fourth Proportional to 5,430.94, 7,492.98 and 3,192.10

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Solution

The fourth proportional to 5,430.94, 7,492.98 and 3,192.10 is: 4,404.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.94 : 7,492.98 = 3,192.10 : x
  2. Step 2: Convert to fraction form
    5,430.94/7,492.98 = 3,192.10/x
  3. Step 3: Cross multiply
    5,430.94x = 7,492.98 × 3,192.10
  4. Step 4: Simplify right side
    5,430.94x = 23,918,341.46
  5. Step 5: Solve for x
    x = 23,918,341.46/5,430.94
  6. Step 6: Final answer
    x = 4,404.09

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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.