Home / 5,312.04-7,967.64-1,614.30

Finding the Fourth Proportional to 5,312.04, 7,967.64 and 1,614.30

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Solution

The fourth proportional to 5,312.04, 7,967.64 and 1,614.30 is: 2,421.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.04 : 7,967.64 = 1,614.30 : x
  2. Step 2: Convert to fraction form
    5,312.04/7,967.64 = 1,614.30/x
  3. Step 3: Cross multiply
    5,312.04x = 7,967.64 × 1,614.30
  4. Step 4: Simplify right side
    5,312.04x = 12,862,161.25
  5. Step 5: Solve for x
    x = 12,862,161.25/5,312.04
  6. Step 6: Final answer
    x = 2,421.32

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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.