Home / 9,655.79-14,461.20-9,389.77

Finding the Fourth Proportional to 9,655.79, 14,461.20 and 9,389.77

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Solution

The fourth proportional to 9,655.79, 14,461.20 and 9,389.77 is: 14,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,655.79 : 14,461.20 = 9,389.77 : x
  2. Step 2: Convert to fraction form
    9,655.79/14,461.20 = 9,389.77/x
  3. Step 3: Cross multiply
    9,655.79x = 14,461.20 × 9,389.77
  4. Step 4: Simplify right side
    9,655.79x = 135,787,305.77
  5. Step 5: Solve for x
    x = 135,787,305.77/9,655.79
  6. Step 6: Final answer
    x = 14,062.79

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1.5x scale

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.