Home / 11,037.06-15,237.42-7,271.16

Finding the Fourth Proportional to 11,037.06, 15,237.42 and 7,271.16

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Solution

The fourth proportional to 11,037.06, 15,237.42 and 7,271.16 is: 10,038.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,037.06 : 15,237.42 = 7,271.16 : x
  2. Step 2: Convert to fraction form
    11,037.06/15,237.42 = 7,271.16/x
  3. Step 3: Cross multiply
    11,037.06x = 15,237.42 × 7,271.16
  4. Step 4: Simplify right side
    11,037.06x = 110,793,718.81
  5. Step 5: Solve for x
    x = 110,793,718.81/11,037.06
  6. Step 6: Final answer
    x = 10,038.34

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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.