Home / 4,328.52-6,492.76-1,407

Finding the Fourth Proportional to 4,328.52, 6,492.76 and 1,407

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Solution

The fourth proportional to 4,328.52, 6,492.76 and 1,407 is: 2,110.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.52 : 6,492.76 = 1,407 : x
  2. Step 2: Convert to fraction form
    4,328.52/6,492.76 = 1,407/x
  3. Step 3: Cross multiply
    4,328.52x = 6,492.76 × 1,407
  4. Step 4: Simplify right side
    4,328.52x = 9,135,313.32
  5. Step 5: Solve for x
    x = 9,135,313.32/4,328.52
  6. Step 6: Final answer
    x = 2,110.49

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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.