Home / 9,457.43-13,051.14-5,208.40

Finding the Fourth Proportional to 9,457.43, 13,051.14 and 5,208.40

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Solution

The fourth proportional to 9,457.43, 13,051.14 and 5,208.40 is: 7,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,457.43 : 13,051.14 = 5,208.40 : x
  2. Step 2: Convert to fraction form
    9,457.43/13,051.14 = 5,208.40/x
  3. Step 3: Cross multiply
    9,457.43x = 13,051.14 × 5,208.40
  4. Step 4: Simplify right side
    9,457.43x = 67,975,557.58
  5. Step 5: Solve for x
    x = 67,975,557.58/9,457.43
  6. Step 6: Final answer
    x = 7,187.53

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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.