Home / 7,390.04-11,088.08-4,758.92

Finding the Fourth Proportional to 7,390.04, 11,088.08 and 4,758.92

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Solution

The fourth proportional to 7,390.04, 11,088.08 and 4,758.92 is: 7,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.04 : 11,088.08 = 4,758.92 : x
  2. Step 2: Convert to fraction form
    7,390.04/11,088.08 = 4,758.92/x
  3. Step 3: Cross multiply
    7,390.04x = 11,088.08 × 4,758.92
  4. Step 4: Simplify right side
    7,390.04x = 52,767,285.67
  5. Step 5: Solve for x
    x = 52,767,285.67/7,390.04
  6. Step 6: Final answer
    x = 7,140.32

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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.