Home / 7,610.16-10,500.80-4,624.40

Finding the Fourth Proportional to 7,610.16, 10,500.80 and 4,624.40

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Solution

The fourth proportional to 7,610.16, 10,500.80 and 4,624.40 is: 6,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.16 : 10,500.80 = 4,624.40 : x
  2. Step 2: Convert to fraction form
    7,610.16/10,500.80 = 4,624.40/x
  3. Step 3: Cross multiply
    7,610.16x = 10,500.80 × 4,624.40
  4. Step 4: Simplify right side
    7,610.16x = 48,559,899.52
  5. Step 5: Solve for x
    x = 48,559,899.52/7,610.16
  6. Step 6: Final answer
    x = 6,380.93

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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.