Home / 7,232.16-9,980.51-4,088.35

Finding the Fourth Proportional to 7,232.16, 9,980.51 and 4,088.35

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Solution

The fourth proportional to 7,232.16, 9,980.51 and 4,088.35 is: 5,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.16 : 9,980.51 = 4,088.35 : x
  2. Step 2: Convert to fraction form
    7,232.16/9,980.51 = 4,088.35/x
  3. Step 3: Cross multiply
    7,232.16x = 9,980.51 × 4,088.35
  4. Step 4: Simplify right side
    7,232.16x = 40,803,818.06
  5. Step 5: Solve for x
    x = 40,803,818.06/7,232.16
  6. Step 6: Final answer
    x = 5,642.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.