Home / 7,275.66-10,039.23-4,088.58

Finding the Fourth Proportional to 7,275.66, 10,039.23 and 4,088.58

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Solution

The fourth proportional to 7,275.66, 10,039.23 and 4,088.58 is: 5,641.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.66 : 10,039.23 = 4,088.58 : x
  2. Step 2: Convert to fraction form
    7,275.66/10,039.23 = 4,088.58/x
  3. Step 3: Cross multiply
    7,275.66x = 10,039.23 × 4,088.58
  4. Step 4: Simplify right side
    7,275.66x = 41,046,194.99
  5. Step 5: Solve for x
    x = 41,046,194.99/7,275.66
  6. Step 6: Final answer
    x = 5,641.58

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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.