Home / 5,036.60-7,556.20-1,916.66

Finding the Fourth Proportional to 5,036.60, 7,556.20 and 1,916.66

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Solution

The fourth proportional to 5,036.60, 7,556.20 and 1,916.66 is: 2,875.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.60 : 7,556.20 = 1,916.66 : x
  2. Step 2: Convert to fraction form
    5,036.60/7,556.20 = 1,916.66/x
  3. Step 3: Cross multiply
    5,036.60x = 7,556.20 × 1,916.66
  4. Step 4: Simplify right side
    5,036.60x = 14,482,666.29
  5. Step 5: Solve for x
    x = 14,482,666.29/5,036.60
  6. Step 6: Final answer
    x = 2,875.48

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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.