Home / 10,075.16-15,111.92-6,366.58

Finding the Fourth Proportional to 10,075.16, 15,111.92 and 6,366.58

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Solution

The fourth proportional to 10,075.16, 15,111.92 and 6,366.58 is: 9,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075.16 : 15,111.92 = 6,366.58 : x
  2. Step 2: Convert to fraction form
    10,075.16/15,111.92 = 6,366.58/x
  3. Step 3: Cross multiply
    10,075.16x = 15,111.92 × 6,366.58
  4. Step 4: Simplify right side
    10,075.16x = 96,211,247.63
  5. Step 5: Solve for x
    x = 96,211,247.63/10,075.16
  6. Step 6: Final answer
    x = 9,549.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.