Home / 6,210.24-9,315.16-1,530.28

Finding the Fourth Proportional to 6,210.24, 9,315.16 and 1,530.28

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Solution

The fourth proportional to 6,210.24, 9,315.16 and 1,530.28 is: 2,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.24 : 9,315.16 = 1,530.28 : x
  2. Step 2: Convert to fraction form
    6,210.24/9,315.16 = 1,530.28/x
  3. Step 3: Cross multiply
    6,210.24x = 9,315.16 × 1,530.28
  4. Step 4: Simplify right side
    6,210.24x = 14,254,803.04
  5. Step 5: Solve for x
    x = 14,254,803.04/6,210.24
  6. Step 6: Final answer
    x = 2,295.37

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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.