Home / 7,389.40-10,197.40-4,032.29

Finding the Fourth Proportional to 7,389.40, 10,197.40 and 4,032.29

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Solution

The fourth proportional to 7,389.40, 10,197.40 and 4,032.29 is: 5,564.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.40 : 10,197.40 = 4,032.29 : x
  2. Step 2: Convert to fraction form
    7,389.40/10,197.40 = 4,032.29/x
  3. Step 3: Cross multiply
    7,389.40x = 10,197.40 × 4,032.29
  4. Step 4: Simplify right side
    7,389.40x = 41,118,875.90
  5. Step 5: Solve for x
    x = 41,118,875.90/7,389.40
  6. Step 6: Final answer
    x = 5,564.57

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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.