Home / 4,075.90-6,117.45-3,492.70

Finding the Fourth Proportional to 4,075.90, 6,117.45 and 3,492.70

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Solution

The fourth proportional to 4,075.90, 6,117.45 and 3,492.70 is: 5,242.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.90 : 6,117.45 = 3,492.70 : x
  2. Step 2: Convert to fraction form
    4,075.90/6,117.45 = 3,492.70/x
  3. Step 3: Cross multiply
    4,075.90x = 6,117.45 × 3,492.70
  4. Step 4: Simplify right side
    4,075.90x = 21,366,417.62
  5. Step 5: Solve for x
    x = 21,366,417.62/4,075.90
  6. Step 6: Final answer
    x = 5,242.13

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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.