Home / 11,903.40-16,426.08-6,598.16

Finding the Fourth Proportional to 11,903.40, 16,426.08 and 6,598.16

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Solution

The fourth proportional to 11,903.40, 16,426.08 and 6,598.16 is: 9,105.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,903.40 : 16,426.08 = 6,598.16 : x
  2. Step 2: Convert to fraction form
    11,903.40/16,426.08 = 6,598.16/x
  3. Step 3: Cross multiply
    11,903.40x = 16,426.08 × 6,598.16
  4. Step 4: Simplify right side
    11,903.40x = 108,381,904.01
  5. Step 5: Solve for x
    x = 108,381,904.01/11,903.40
  6. Step 6: Final answer
    x = 9,105.12

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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.