Home / 10,664.01-14,712.71-6,471.45

Finding the Fourth Proportional to 10,664.01, 14,712.71 and 6,471.45

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Solution

The fourth proportional to 10,664.01, 14,712.71 and 6,471.45 is: 8,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,664.01 : 14,712.71 = 6,471.45 : x
  2. Step 2: Convert to fraction form
    10,664.01/14,712.71 = 6,471.45/x
  3. Step 3: Cross multiply
    10,664.01x = 14,712.71 × 6,471.45
  4. Step 4: Simplify right side
    10,664.01x = 95,212,534.77
  5. Step 5: Solve for x
    x = 95,212,534.77/10,664.01
  6. Step 6: Final answer
    x = 8,928.40

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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.