Home / 10,346.20-14,278.14-5,870.81

Finding the Fourth Proportional to 10,346.20, 14,278.14 and 5,870.81

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Solution

The fourth proportional to 10,346.20, 14,278.14 and 5,870.81 is: 8,101.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.20 : 14,278.14 = 5,870.81 : x
  2. Step 2: Convert to fraction form
    10,346.20/14,278.14 = 5,870.81/x
  3. Step 3: Cross multiply
    10,346.20x = 14,278.14 × 5,870.81
  4. Step 4: Simplify right side
    10,346.20x = 83,824,282.79
  5. Step 5: Solve for x
    x = 83,824,282.79/10,346.20
  6. Step 6: Final answer
    x = 8,101.94

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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.