Home / 9,430.70-13,014.54-5,342.13

Finding the Fourth Proportional to 9,430.70, 13,014.54 and 5,342.13

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Solution

The fourth proportional to 9,430.70, 13,014.54 and 5,342.13 is: 7,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.70 : 13,014.54 = 5,342.13 : x
  2. Step 2: Convert to fraction form
    9,430.70/13,014.54 = 5,342.13/x
  3. Step 3: Cross multiply
    9,430.70x = 13,014.54 × 5,342.13
  4. Step 4: Simplify right side
    9,430.70x = 69,525,364.57
  5. Step 5: Solve for x
    x = 69,525,364.57/9,430.70
  6. Step 6: Final answer
    x = 7,372.24

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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.