Home / 7,390.68-11,088.24-4,759.32

Finding the Fourth Proportional to 7,390.68, 11,088.24 and 4,759.32

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Solution

The fourth proportional to 7,390.68, 11,088.24 and 4,759.32 is: 7,140.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.68 : 11,088.24 = 4,759.32 : x
  2. Step 2: Convert to fraction form
    7,390.68/11,088.24 = 4,759.32/x
  3. Step 3: Cross multiply
    7,390.68x = 11,088.24 × 4,759.32
  4. Step 4: Simplify right side
    7,390.68x = 52,772,482.40
  5. Step 5: Solve for x
    x = 52,772,482.40/7,390.68
  6. Step 6: Final answer
    x = 7,140.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.