Home / 10,623.94-15,935.76-6,465.10

Finding the Fourth Proportional to 10,623.94, 15,935.76 and 6,465.10

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Solution

The fourth proportional to 10,623.94, 15,935.76 and 6,465.10 is: 9,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.94 : 15,935.76 = 6,465.10 : x
  2. Step 2: Convert to fraction form
    10,623.94/15,935.76 = 6,465.10/x
  3. Step 3: Cross multiply
    10,623.94x = 15,935.76 × 6,465.10
  4. Step 4: Simplify right side
    10,623.94x = 103,026,281.98
  5. Step 5: Solve for x
    x = 103,026,281.98/10,623.94
  6. Step 6: Final answer
    x = 9,697.56

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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.