Home / 10,258.49-15,389.10-3,683.13

Finding the Fourth Proportional to 10,258.49, 15,389.10 and 3,683.13

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Solution

The fourth proportional to 10,258.49, 15,389.10 and 3,683.13 is: 5,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.49 : 15,389.10 = 3,683.13 : x
  2. Step 2: Convert to fraction form
    10,258.49/15,389.10 = 3,683.13/x
  3. Step 3: Cross multiply
    10,258.49x = 15,389.10 × 3,683.13
  4. Step 4: Simplify right side
    10,258.49x = 56,680,055.88
  5. Step 5: Solve for x
    x = 56,680,055.88/10,258.49
  6. Step 6: Final answer
    x = 5,525.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.