Home / 7,403.16-10,215.37-4,754.15

Finding the Fourth Proportional to 7,403.16, 10,215.37 and 4,754.15

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Solution

The fourth proportional to 7,403.16, 10,215.37 and 4,754.15 is: 6,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.16 : 10,215.37 = 4,754.15 : x
  2. Step 2: Convert to fraction form
    7,403.16/10,215.37 = 4,754.15/x
  3. Step 3: Cross multiply
    7,403.16x = 10,215.37 × 4,754.15
  4. Step 4: Simplify right side
    7,403.16x = 48,565,451.92
  5. Step 5: Solve for x
    x = 48,565,451.92/7,403.16
  6. Step 6: Final answer
    x = 6,560.10

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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.