Home / 9,459.17-13,048.70-7,217.16

Finding the Fourth Proportional to 9,459.17, 13,048.70 and 7,217.16

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Solution

The fourth proportional to 9,459.17, 13,048.70 and 7,217.16 is: 9,955.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.17 : 13,048.70 = 7,217.16 : x
  2. Step 2: Convert to fraction form
    9,459.17/13,048.70 = 7,217.16/x
  3. Step 3: Cross multiply
    9,459.17x = 13,048.70 × 7,217.16
  4. Step 4: Simplify right side
    9,459.17x = 94,174,525.52
  5. Step 5: Solve for x
    x = 94,174,525.52/9,459.17
  6. Step 6: Final answer
    x = 9,955.89

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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.