Home / 10,366.48-15,549.08-4,210.32

Finding the Fourth Proportional to 10,366.48, 15,549.08 and 4,210.32

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Solution

The fourth proportional to 10,366.48, 15,549.08 and 4,210.32 is: 6,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.48 : 15,549.08 = 4,210.32 : x
  2. Step 2: Convert to fraction form
    10,366.48/15,549.08 = 4,210.32/x
  3. Step 3: Cross multiply
    10,366.48x = 15,549.08 × 4,210.32
  4. Step 4: Simplify right side
    10,366.48x = 65,466,602.51
  5. Step 5: Solve for x
    x = 65,466,602.51/10,366.48
  6. Step 6: Final answer
    x = 6,315.22

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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.