Home / 5,262.41-7,258.88-3,136.51

Finding the Fourth Proportional to 5,262.41, 7,258.88 and 3,136.51

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Solution

The fourth proportional to 5,262.41, 7,258.88 and 3,136.51 is: 4,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262.41 : 7,258.88 = 3,136.51 : x
  2. Step 2: Convert to fraction form
    5,262.41/7,258.88 = 3,136.51/x
  3. Step 3: Cross multiply
    5,262.41x = 7,258.88 × 3,136.51
  4. Step 4: Simplify right side
    5,262.41x = 22,767,549.71
  5. Step 5: Solve for x
    x = 22,767,549.71/5,262.41
  6. Step 6: Final answer
    x = 4,326.45

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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.