Home / 5,006.46-7,510.75-1,886.40

Finding the Fourth Proportional to 5,006.46, 7,510.75 and 1,886.40

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Solution

The fourth proportional to 5,006.46, 7,510.75 and 1,886.40 is: 2,830.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.46 : 7,510.75 = 1,886.40 : x
  2. Step 2: Convert to fraction form
    5,006.46/7,510.75 = 1,886.40/x
  3. Step 3: Cross multiply
    5,006.46x = 7,510.75 × 1,886.40
  4. Step 4: Simplify right side
    5,006.46x = 14,168,284.70
  5. Step 5: Solve for x
    x = 14,168,284.70/5,006.46
  6. Step 6: Final answer
    x = 2,830.00

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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.