Home / 9,313.14-12,852.51-5,335.50

Finding the Fourth Proportional to 9,313.14, 12,852.51 and 5,335.50

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Solution

The fourth proportional to 9,313.14, 12,852.51 and 5,335.50 is: 7,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.14 : 12,852.51 = 5,335.50 : x
  2. Step 2: Convert to fraction form
    9,313.14/12,852.51 = 5,335.50/x
  3. Step 3: Cross multiply
    9,313.14x = 12,852.51 × 5,335.50
  4. Step 4: Simplify right side
    9,313.14x = 68,574,567.11
  5. Step 5: Solve for x
    x = 68,574,567.11/9,313.14
  6. Step 6: Final answer
    x = 7,363.21

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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.