Home / 6,075.15-9,113.10-1,915.30

Finding the Fourth Proportional to 6,075.15, 9,113.10 and 1,915.30

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Solution

The fourth proportional to 6,075.15, 9,113.10 and 1,915.30 is: 2,873.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.15 : 9,113.10 = 1,915.30 : x
  2. Step 2: Convert to fraction form
    6,075.15/9,113.10 = 1,915.30/x
  3. Step 3: Cross multiply
    6,075.15x = 9,113.10 × 1,915.30
  4. Step 4: Simplify right side
    6,075.15x = 17,454,320.43
  5. Step 5: Solve for x
    x = 17,454,320.43/6,075.15
  6. Step 6: Final answer
    x = 2,873.07

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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.