Home / 9,075.67-12,528.63-6,055.81

Finding the Fourth Proportional to 9,075.67, 12,528.63 and 6,055.81

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Solution

The fourth proportional to 9,075.67, 12,528.63 and 6,055.81 is: 8,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.67 : 12,528.63 = 6,055.81 : x
  2. Step 2: Convert to fraction form
    9,075.67/12,528.63 = 6,055.81/x
  3. Step 3: Cross multiply
    9,075.67x = 12,528.63 × 6,055.81
  4. Step 4: Simplify right side
    9,075.67x = 75,870,909.92
  5. Step 5: Solve for x
    x = 75,870,909.92/9,075.67
  6. Step 6: Final answer
    x = 8,359.82

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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.