Home / 2,113.17-2,915.10-1,482.45

Finding the Fourth Proportional to 2,113.17, 2,915.10 and 1,482.45

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Solution

The fourth proportional to 2,113.17, 2,915.10 and 1,482.45 is: 2,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113.17 : 2,915.10 = 1,482.45 : x
  2. Step 2: Convert to fraction form
    2,113.17/2,915.10 = 1,482.45/x
  3. Step 3: Cross multiply
    2,113.17x = 2,915.10 × 1,482.45
  4. Step 4: Simplify right side
    2,113.17x = 4,321,490.00
  5. Step 5: Solve for x
    x = 4,321,490.00/2,113.17
  6. Step 6: Final answer
    x = 2,045.03

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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.