Home / 11,263.94-15,545.67-6,547.31

Finding the Fourth Proportional to 11,263.94, 15,545.67 and 6,547.31

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Solution

The fourth proportional to 11,263.94, 15,545.67 and 6,547.31 is: 9,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.94 : 15,545.67 = 6,547.31 : x
  2. Step 2: Convert to fraction form
    11,263.94/15,545.67 = 6,547.31/x
  3. Step 3: Cross multiply
    11,263.94x = 15,545.67 × 6,547.31
  4. Step 4: Simplify right side
    11,263.94x = 101,782,320.65
  5. Step 5: Solve for x
    x = 101,782,320.65/11,263.94
  6. Step 6: Final answer
    x = 9,036.12

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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.