Home / 6,459.17-9,686.47-2,075.14

Finding the Fourth Proportional to 6,459.17, 9,686.47 and 2,075.14

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Solution

The fourth proportional to 6,459.17, 9,686.47 and 2,075.14 is: 3,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.17 : 9,686.47 = 2,075.14 : x
  2. Step 2: Convert to fraction form
    6,459.17/9,686.47 = 2,075.14/x
  3. Step 3: Cross multiply
    6,459.17x = 9,686.47 × 2,075.14
  4. Step 4: Simplify right side
    6,459.17x = 20,100,781.36
  5. Step 5: Solve for x
    x = 20,100,781.36/6,459.17
  6. Step 6: Final answer
    x = 3,111.98

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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.