Home / 7,364.81-10,160.08-4,378.95

Finding the Fourth Proportional to 7,364.81, 10,160.08 and 4,378.95

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Solution

The fourth proportional to 7,364.81, 10,160.08 and 4,378.95 is: 6,040.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.81 : 10,160.08 = 4,378.95 : x
  2. Step 2: Convert to fraction form
    7,364.81/10,160.08 = 4,378.95/x
  3. Step 3: Cross multiply
    7,364.81x = 10,160.08 × 4,378.95
  4. Step 4: Simplify right side
    7,364.81x = 44,490,471.37
  5. Step 5: Solve for x
    x = 44,490,471.37/7,364.81
  6. Step 6: Final answer
    x = 6,040.95

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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.