Home / 7,565.09-10,439.64-4,377.95

Finding the Fourth Proportional to 7,565.09, 10,439.64 and 4,377.95

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Solution

The fourth proportional to 7,565.09, 10,439.64 and 4,377.95 is: 6,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.09 : 10,439.64 = 4,377.95 : x
  2. Step 2: Convert to fraction form
    7,565.09/10,439.64 = 4,377.95/x
  3. Step 3: Cross multiply
    7,565.09x = 10,439.64 × 4,377.95
  4. Step 4: Simplify right side
    7,565.09x = 45,704,169.74
  5. Step 5: Solve for x
    x = 45,704,169.74/7,565.09
  6. Step 6: Final answer
    x = 6,041.46

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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.