Home / 10,110.47-13,948.66-6,130.13

Finding the Fourth Proportional to 10,110.47, 13,948.66 and 6,130.13

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Solution

The fourth proportional to 10,110.47, 13,948.66 and 6,130.13 is: 8,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,110.47 : 13,948.66 = 6,130.13 : x
  2. Step 2: Convert to fraction form
    10,110.47/13,948.66 = 6,130.13/x
  3. Step 3: Cross multiply
    10,110.47x = 13,948.66 × 6,130.13
  4. Step 4: Simplify right side
    10,110.47x = 85,507,081.02
  5. Step 5: Solve for x
    x = 85,507,081.02/10,110.47
  6. Step 6: Final answer
    x = 8,457.28

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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.