Home / 10,603.68-14,634.48-6,411.12

Finding the Fourth Proportional to 10,603.68, 14,634.48 and 6,411.12

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Solution

The fourth proportional to 10,603.68, 14,634.48 and 6,411.12 is: 8,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603.68 : 14,634.48 = 6,411.12 : x
  2. Step 2: Convert to fraction form
    10,603.68/14,634.48 = 6,411.12/x
  3. Step 3: Cross multiply
    10,603.68x = 14,634.48 × 6,411.12
  4. Step 4: Simplify right side
    10,603.68x = 93,823,407.42
  5. Step 5: Solve for x
    x = 93,823,407.42/10,603.68
  6. Step 6: Final answer
    x = 8,848.19

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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.