Home / 7,526.71-10,386.81-4,169.74

Finding the Fourth Proportional to 7,526.71, 10,386.81 and 4,169.74

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Solution

The fourth proportional to 7,526.71, 10,386.81 and 4,169.74 is: 5,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.71 : 10,386.81 = 4,169.74 : x
  2. Step 2: Convert to fraction form
    7,526.71/10,386.81 = 4,169.74/x
  3. Step 3: Cross multiply
    7,526.71x = 10,386.81 × 4,169.74
  4. Step 4: Simplify right side
    7,526.71x = 43,310,297.13
  5. Step 5: Solve for x
    x = 43,310,297.13/7,526.71
  6. Step 6: Final answer
    x = 5,754.21

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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.