Home / 7,066.29-10,601.14-4,990.35

Finding the Fourth Proportional to 7,066.29, 10,601.14 and 4,990.35

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Solution

The fourth proportional to 7,066.29, 10,601.14 and 4,990.35 is: 7,486.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.29 : 10,601.14 = 4,990.35 : x
  2. Step 2: Convert to fraction form
    7,066.29/10,601.14 = 4,990.35/x
  3. Step 3: Cross multiply
    7,066.29x = 10,601.14 × 4,990.35
  4. Step 4: Simplify right side
    7,066.29x = 52,903,368.11
  5. Step 5: Solve for x
    x = 52,903,368.11/7,066.29
  6. Step 6: Final answer
    x = 7,486.73

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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.