Home / 10,815.30-14,925.12-6,099.56

Finding the Fourth Proportional to 10,815.30, 14,925.12 and 6,099.56

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Solution

The fourth proportional to 10,815.30, 14,925.12 and 6,099.56 is: 8,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.30 : 14,925.12 = 6,099.56 : x
  2. Step 2: Convert to fraction form
    10,815.30/14,925.12 = 6,099.56/x
  3. Step 3: Cross multiply
    10,815.30x = 14,925.12 × 6,099.56
  4. Step 4: Simplify right side
    10,815.30x = 91,036,664.95
  5. Step 5: Solve for x
    x = 91,036,664.95/10,815.30
  6. Step 6: Final answer
    x = 8,417.40

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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.