Home / 11,852.55-16,356.51-6,547.59

Finding the Fourth Proportional to 11,852.55, 16,356.51 and 6,547.59

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Solution

The fourth proportional to 11,852.55, 16,356.51 and 6,547.59 is: 9,035.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.55 : 16,356.51 = 6,547.59 : x
  2. Step 2: Convert to fraction form
    11,852.55/16,356.51 = 6,547.59/x
  3. Step 3: Cross multiply
    11,852.55x = 16,356.51 × 6,547.59
  4. Step 4: Simplify right side
    11,852.55x = 107,095,721.31
  5. Step 5: Solve for x
    x = 107,095,721.31/11,852.55
  6. Step 6: Final answer
    x = 9,035.67

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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.