Home / 9,567.84-13,208.10-6,386.51

Finding the Fourth Proportional to 9,567.84, 13,208.10 and 6,386.51

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Solution

The fourth proportional to 9,567.84, 13,208.10 and 6,386.51 is: 8,816.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,567.84 : 13,208.10 = 6,386.51 : x
  2. Step 2: Convert to fraction form
    9,567.84/13,208.10 = 6,386.51/x
  3. Step 3: Cross multiply
    9,567.84x = 13,208.10 × 6,386.51
  4. Step 4: Simplify right side
    9,567.84x = 84,353,629.71
  5. Step 5: Solve for x
    x = 84,353,629.71/9,567.84
  6. Step 6: Final answer
    x = 8,816.37

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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.