Home / 7,006.53-10,509.30-2,075.70

Finding the Fourth Proportional to 7,006.53, 10,509.30 and 2,075.70

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Solution

The fourth proportional to 7,006.53, 10,509.30 and 2,075.70 is: 3,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.53 : 10,509.30 = 2,075.70 : x
  2. Step 2: Convert to fraction form
    7,006.53/10,509.30 = 2,075.70/x
  3. Step 3: Cross multiply
    7,006.53x = 10,509.30 × 2,075.70
  4. Step 4: Simplify right side
    7,006.53x = 21,814,154.01
  5. Step 5: Solve for x
    x = 21,814,154.01/7,006.53
  6. Step 6: Final answer
    x = 3,113.40

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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.