Home / 7,465.16-10,305.42-4,320.74

Finding the Fourth Proportional to 7,465.16, 10,305.42 and 4,320.74

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Solution

The fourth proportional to 7,465.16, 10,305.42 and 4,320.74 is: 5,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.16 : 10,305.42 = 4,320.74 : x
  2. Step 2: Convert to fraction form
    7,465.16/10,305.42 = 4,320.74/x
  3. Step 3: Cross multiply
    7,465.16x = 10,305.42 × 4,320.74
  4. Step 4: Simplify right side
    7,465.16x = 44,527,040.41
  5. Step 5: Solve for x
    x = 44,527,040.41/7,465.16
  6. Step 6: Final answer
    x = 5,964.65

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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.