Home / 7,238.35-10,875.75-4,607.07

Finding the Fourth Proportional to 7,238.35, 10,875.75 and 4,607.07

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Solution

The fourth proportional to 7,238.35, 10,875.75 and 4,607.07 is: 6,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238.35 : 10,875.75 = 4,607.07 : x
  2. Step 2: Convert to fraction form
    7,238.35/10,875.75 = 4,607.07/x
  3. Step 3: Cross multiply
    7,238.35x = 10,875.75 × 4,607.07
  4. Step 4: Simplify right side
    7,238.35x = 50,105,341.55
  5. Step 5: Solve for x
    x = 50,105,341.55/7,238.35
  6. Step 6: Final answer
    x = 6,922.20

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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.