Home / 7,404.51-10,210.56-6,345.95

Finding the Fourth Proportional to 7,404.51, 10,210.56 and 6,345.95

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Solution

The fourth proportional to 7,404.51, 10,210.56 and 6,345.95 is: 8,750.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.51 : 10,210.56 = 6,345.95 : x
  2. Step 2: Convert to fraction form
    7,404.51/10,210.56 = 6,345.95/x
  3. Step 3: Cross multiply
    7,404.51x = 10,210.56 × 6,345.95
  4. Step 4: Simplify right side
    7,404.51x = 64,795,628.38
  5. Step 5: Solve for x
    x = 64,795,628.38/7,404.51
  6. Step 6: Final answer
    x = 8,750.83

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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.